Which actors appeared in both of two TV shows?

Pick any two of 366 shows and see every actor who guest-starred in both, with the character each of them played and the episodes they were in. The catalogue holds 110,662 actors across 48,986 episodes and 471,757 guest credits.

Guest stars, show by show

One page per show: who guest-starred in it, who came back, and who you know from elsewhere.

Shared cast, pair by pair

600 pairs compared in full, listed under whichever show comes first alphabetically.

24

24 and NCIS — 298 shared actors
24 and ER — 257 shared actors
24 and CSI: Crime Scene Investigation — 251 shared actors
24 and CSI: Miami — 227 shared actors
24 and Criminal Minds — 225 shared actors
24 and The Mentalist — 174 shared actors
24 and Cold Case — 173 shared actors
24 and NCIS: Los Angeles — 173 shared actors
24 and Castle — 171 shared actors
24 and Bones — 168 shared actors

30 Rock

30 Rock and Law & Order: Special Victims Unit — 229 shared actors

9-1-1

9-1-1 and NCIS — 423 shared actors
9-1-1 and Criminal Minds — 366 shared actors
9-1-1 and Grey's Anatomy — 320 shared actors
9-1-1 and NCIS: Los Angeles — 263 shared actors
9-1-1 and S.W.A.T. — 259 shared actors
9-1-1 and The Rookie — 216 shared actors
9-1-1 and The Mentalist — 212 shared actors
9-1-1 and Castle — 206 shared actors
9-1-1 and CSI: Crime Scene Investigation — 206 shared actors
9-1-1 and Bones — 198 shared actors
9-1-1 and ER — 175 shared actors
9-1-1 and Shameless — 153 shared actors

Arrow

Arrow and Supernatural — 424 shared actors
Arrow and Fringe — 227 shared actors
Arrow and Psych — 184 shared actors
Arrow and Stargate SG·1 — 167 shared actors
Arrow and The 100 — 150 shared actors
Arrow and The Flash — 150 shared actors

Beverly Hills, 90210

Beverly Hills, 90210 and ER — 315 shared actors
Beverly Hills, 90210 and L.A. Law — 182 shared actors
Beverly Hills, 90210 and NCIS — 180 shared actors
Beverly Hills, 90210 and Melrose Place — 171 shared actors
Beverly Hills, 90210 and CSI: Crime Scene Investigation — 162 shared actors
Beverly Hills, 90210 and Criminal Minds — 159 shared actors

Bewitched

Bewitched and Perry Mason — 152 shared actors

Blindspot

Blindspot and The Blacklist — 201 shared actors
Blindspot and Law & Order: Special Victims Unit — 197 shared actors
Blindspot and Blue Bloods — 196 shared actors

Blue Bloods

Blue Bloods and Law & Order: Special Victims Unit — 1,145 shared actors
Blue Bloods and The Blacklist — 843 shared actors
Blue Bloods and Elementary — 532 shared actors
Blue Bloods and FBI — 489 shared actors
Blue Bloods and Bull — 477 shared actors
Blue Bloods and The Good Wife — 426 shared actors
Blue Bloods and Person of Interest — 400 shared actors
Blue Bloods and FBI: Most Wanted — 384 shared actors
Blue Bloods and Madam Secretary — 369 shared actors
Blue Bloods and Law & Order — 282 shared actors
Blue Bloods and Unforgettable — 274 shared actors
Blue Bloods and Gotham — 254 shared actors
Blue Bloods and New Amsterdam — 247 shared actors
Blue Bloods and The Equalizer — 221 shared actors
Blue Bloods and Orange Is the New Black — 195 shared actors
Blue Bloods and The Good Fight — 184 shared actors
Blue Bloods and The Sopranos — 180 shared actors
Blue Bloods and Royal Pains — 178 shared actors
Blue Bloods and The Marvelous Mrs. Maisel — 178 shared actors
Blue Bloods and Chicago P.D. — 169 shared actors
Blue Bloods and Law & Order: Organized Crime — 162 shared actors
Blue Bloods and Boardwalk Empire — 161 shared actors
Blue Bloods and White Collar — 160 shared actors
Blue Bloods and NCIS — 157 shared actors

Boardwalk Empire

Boardwalk Empire and Law & Order: Special Victims Unit — 223 shared actors

Bonanza

Bonanza and Perry Mason — 295 shared actors
Bonanza and Gunsmoke — 202 shared actors
Bonanza and The Twilight Zone — 156 shared actors

Bones

Bones and NCIS — 684 shared actors
Bones and CSI: Crime Scene Investigation — 517 shared actors
Bones and Criminal Minds — 492 shared actors
Bones and ER — 490 shared actors
Bones and Grey's Anatomy — 413 shared actors
Bones and Castle — 402 shared actors
Bones and The Mentalist — 402 shared actors
Bones and CSI: Miami — 379 shared actors
Bones and Cold Case — 372 shared actors
Bones and NCIS: Los Angeles — 372 shared actors
Bones and CSI: NY — 298 shared actors
Bones and House — 196 shared actors
Bones and Crossing Jordan — 195 shared actors
Bones and Monk — 195 shared actors
Bones and Charmed — 192 shared actors
Bones and Shameless — 190 shared actors
Bones and Judging Amy — 189 shared actors
Bones and The Rookie — 186 shared actors
Bones and Rizzoli & Isles — 181 shared actors
Bones and The Practice — 180 shared actors
Bones and Law & Order: Special Victims Unit — 175 shared actors
Bones and Boston Legal — 174 shared actors
Bones and Las Vegas — 172 shared actors
Bones and Ghost Whisperer — 169 shared actors
Bones and The X-Files — 166 shared actors
Bones and Shark — 165 shared actors
Bones and Desperate Housewives — 164 shared actors
Bones and Numb3rs — 164 shared actors
Bones and Malcolm in the Middle — 163 shared actors
Bones and S.W.A.T. — 163 shared actors
Bones and Hawaii Five-0 — 155 shared actors
Bones and Lie to Me* — 152 shared actors

Bosch

Bosch and NCIS — 222 shared actors
Bosch and Criminal Minds — 176 shared actors

Boston Legal

Boston Legal and ER — 304 shared actors
Boston Legal and NCIS — 263 shared actors
Boston Legal and CSI: Crime Scene Investigation — 236 shared actors
Boston Legal and Criminal Minds — 226 shared actors
Boston Legal and Grey's Anatomy — 225 shared actors
Boston Legal and The Practice — 197 shared actors
Boston Legal and Cold Case — 196 shared actors
Boston Legal and Castle — 170 shared actors

Brooklyn Nine-Nine

Brooklyn Nine-Nine and Criminal Minds — 152 shared actors

Bull

Bull and Law & Order: Special Victims Unit — 487 shared actors
Bull and The Blacklist — 446 shared actors
Bull and Elementary — 238 shared actors
Bull and FBI — 233 shared actors
Bull and FBI: Most Wanted — 194 shared actors
Bull and The Good Wife — 188 shared actors
Bull and Madam Secretary — 181 shared actors
Bull and New Amsterdam — 157 shared actors
Bull and Person of Interest — 156 shared actors

Castle

Castle and NCIS — 686 shared actors
Castle and Criminal Minds — 567 shared actors
Castle and CSI: Crime Scene Investigation — 492 shared actors
Castle and Grey's Anatomy — 413 shared actors
Castle and NCIS: Los Angeles — 410 shared actors
Castle and CSI: Miami — 385 shared actors
Castle and The Mentalist — 376 shared actors
Castle and ER — 364 shared actors
Castle and Cold Case — 333 shared actors
Castle and CSI: NY — 322 shared actors
Castle and S.W.A.T. — 220 shared actors
Castle and Hawaii Five-0 — 209 shared actors
Castle and The Rookie — 191 shared actors
Castle and Ghost Whisperer — 190 shared actors
Castle and House — 180 shared actors
Castle and Law & Order: Special Victims Unit — 178 shared actors
Castle and Numb3rs — 172 shared actors
Castle and Rizzoli & Isles — 169 shared actors
Castle and Crossing Jordan — 161 shared actors
Castle and Monk — 160 shared actors
Castle and Judging Amy — 158 shared actors
Castle and Shameless — 158 shared actors
Castle and Private Practice — 157 shared actors
Castle and Charmed — 153 shared actors
Castle and Major Crimes — 153 shared actors

Charlie's Angels

Charlie's Angels and Fantasy Island — 194 shared actors
Charlie's Angels and CHiPs — 169 shared actors
Charlie's Angels and Murder, She Wrote — 168 shared actors

Charmed

Charmed and ER — 312 shared actors
Charmed and CSI: Crime Scene Investigation — 290 shared actors
Charmed and NCIS — 286 shared actors
Charmed and CSI: Miami — 232 shared actors
Charmed and Criminal Minds — 209 shared actors
Charmed and Cold Case — 185 shared actors
Charmed and Grey's Anatomy — 161 shared actors

Chicago Fire

Chicago Fire and Chicago P.D. — 567 shared actors
Chicago Fire and Chicago Med — 439 shared actors
Chicago Fire and Law & Order: Special Victims Unit — 157 shared actors

Chicago Med

Chicago Med and Chicago P.D. — 393 shared actors
Chicago Med and Law & Order: Special Victims Unit — 186 shared actors

Chicago P.D.

Chicago P.D. and Law & Order: Special Victims Unit — 232 shared actors

CHiPs

CHiPs and Fantasy Island — 219 shared actors
CHiPs and Murder, She Wrote — 203 shared actors
CHiPs and Hunter — 161 shared actors
CHiPs and The Fall Guy — 157 shared actors
CHiPs and Dallas — 156 shared actors
CHiPs and The Love Boat — 153 shared actors

Close to Home

Close to Home and ER — 178 shared actors
Close to Home and NCIS — 170 shared actors
Close to Home and Cold Case — 150 shared actors

Code Black

Code Black and NCIS — 164 shared actors
Code Black and Criminal Minds — 154 shared actors

Cold Case

Cold Case and ER — 593 shared actors
Cold Case and NCIS — 575 shared actors
Cold Case and CSI: Crime Scene Investigation — 547 shared actors
Cold Case and Criminal Minds — 517 shared actors
Cold Case and CSI: Miami — 402 shared actors
Cold Case and Grey's Anatomy — 379 shared actors
Cold Case and The Mentalist — 320 shared actors
Cold Case and CSI: NY — 315 shared actors
Cold Case and NCIS: Los Angeles — 286 shared actors
Cold Case and Judging Amy — 261 shared actors
Cold Case and Crossing Jordan — 240 shared actors
Cold Case and Law & Order: Special Victims Unit — 238 shared actors
Cold Case and The Practice — 237 shared actors
Cold Case and Ghost Whisperer — 220 shared actors
Cold Case and House — 212 shared actors
Cold Case and Monk — 194 shared actors
Cold Case and L.A. Law — 193 shared actors
Cold Case and The X-Files — 188 shared actors
Cold Case and Numb3rs — 187 shared actors
Cold Case and Desperate Housewives — 166 shared actors
Cold Case and S.W.A.T. — 166 shared actors
Cold Case and The District — 158 shared actors
Cold Case and Without a Trace — 150 shared actors

Columbo

Columbo and Murder, She Wrote — 258 shared actors

Criminal Minds

Criminal Minds and NCIS — 903 shared actors
Criminal Minds and Grey's Anatomy — 676 shared actors
Criminal Minds and CSI: Crime Scene Investigation — 641 shared actors
Criminal Minds and ER — 620 shared actors
Criminal Minds and NCIS: Los Angeles — 559 shared actors
Criminal Minds and The Mentalist — 493 shared actors
Criminal Minds and CSI: Miami — 483 shared actors
Criminal Minds and S.W.A.T. — 394 shared actors
Criminal Minds and CSI: NY — 379 shared actors
Criminal Minds and Law & Order: Special Victims Unit — 338 shared actors
Criminal Minds and House — 304 shared actors
Criminal Minds and Monk — 290 shared actors
Criminal Minds and Hawaii Five-0 — 278 shared actors
Criminal Minds and The Rookie — 274 shared actors
Criminal Minds and Shameless — 270 shared actors
Criminal Minds and Judging Amy — 257 shared actors
Criminal Minds and Crossing Jordan — 246 shared actors
Criminal Minds and Rizzoli & Isles — 241 shared actors
Criminal Minds and Numb3rs — 240 shared actors
Criminal Minds and Ghost Whisperer — 220 shared actors
Criminal Minds and Las Vegas — 219 shared actors
Criminal Minds and Private Practice — 215 shared actors
Criminal Minds and The Practice — 211 shared actors
Criminal Minds and Desperate Housewives — 203 shared actors
Criminal Minds and Scandal — 203 shared actors
Criminal Minds and Lie to Me* — 200 shared actors
Criminal Minds and The X-Files — 192 shared actors
Criminal Minds and Modern Family — 191 shared actors
Criminal Minds and How to Get Away with Murder — 190 shared actors
Criminal Minds and Justified — 186 shared actors
Criminal Minds and The District — 172 shared actors
Criminal Minds and Law & Order: LA — 168 shared actors
Criminal Minds and Major Crimes — 161 shared actors
Criminal Minds and Southland — 154 shared actors
Criminal Minds and Without a Trace — 152 shared actors
Criminal Minds and Marvel's Agents of S.H.I.E.L.D. — 150 shared actors
Criminal Minds and The Unit — 150 shared actors

Crossing Jordan

Crossing Jordan and ER — 342 shared actors
Crossing Jordan and CSI: Crime Scene Investigation — 270 shared actors
Crossing Jordan and NCIS — 268 shared actors
Crossing Jordan and CSI: Miami — 200 shared actors
Crossing Jordan and Grey's Anatomy — 175 shared actors
Crossing Jordan and The Mentalist — 168 shared actors
Crossing Jordan and Judging Amy — 161 shared actors
Crossing Jordan and The Practice — 153 shared actors

CSI: Crime Scene Investigation

CSI: Crime Scene Investigation and NCIS — 739 shared actors
CSI: Crime Scene Investigation and ER — 685 shared actors
CSI: Crime Scene Investigation and CSI: Miami — 626 shared actors
CSI: Crime Scene Investigation and Grey's Anatomy — 480 shared actors
CSI: Crime Scene Investigation and The Mentalist — 479 shared actors
CSI: Crime Scene Investigation and CSI: NY — 435 shared actors
CSI: Crime Scene Investigation and NCIS: Los Angeles — 373 shared actors
CSI: Crime Scene Investigation and Law & Order: Special Victims Unit — 350 shared actors
CSI: Crime Scene Investigation and Judging Amy — 294 shared actors
CSI: Crime Scene Investigation and House — 291 shared actors
CSI: Crime Scene Investigation and Monk — 288 shared actors
CSI: Crime Scene Investigation and The Practice — 266 shared actors
CSI: Crime Scene Investigation and The Rookie — 252 shared actors
CSI: Crime Scene Investigation and Numb3rs — 247 shared actors
CSI: Crime Scene Investigation and Hawaii Five-0 — 246 shared actors
CSI: Crime Scene Investigation and Ghost Whisperer — 227 shared actors
CSI: Crime Scene Investigation and The X-Files — 226 shared actors
CSI: Crime Scene Investigation and Las Vegas — 201 shared actors
CSI: Crime Scene Investigation and Desperate Housewives — 197 shared actors
CSI: Crime Scene Investigation and Without a Trace — 189 shared actors
CSI: Crime Scene Investigation and S.W.A.T. — 185 shared actors
CSI: Crime Scene Investigation and Shameless — 184 shared actors
CSI: Crime Scene Investigation and Rizzoli & Isles — 183 shared actors
CSI: Crime Scene Investigation and The District — 180 shared actors
CSI: Crime Scene Investigation and Lie to Me* — 178 shared actors
CSI: Crime Scene Investigation and Private Practice — 177 shared actors
CSI: Crime Scene Investigation and L.A. Law — 176 shared actors
CSI: Crime Scene Investigation and Major Crimes — 176 shared actors
CSI: Crime Scene Investigation and Nip/Tuck — 173 shared actors
CSI: Crime Scene Investigation and Malcolm in the Middle — 171 shared actors
CSI: Crime Scene Investigation and The West Wing — 163 shared actors
CSI: Crime Scene Investigation and Justified — 159 shared actors
CSI: Crime Scene Investigation and Shark — 157 shared actors
CSI: Crime Scene Investigation and Drop Dead Diva — 154 shared actors
CSI: Crime Scene Investigation and JAG — 153 shared actors
CSI: Crime Scene Investigation and Supernatural — 152 shared actors

CSI: Miami

CSI: Miami and NCIS — 624 shared actors
CSI: Miami and ER — 431 shared actors
CSI: Miami and CSI: NY — 406 shared actors
CSI: Miami and NCIS: Los Angeles — 343 shared actors
CSI: Miami and The Mentalist — 340 shared actors
CSI: Miami and Grey's Anatomy — 315 shared actors
CSI: Miami and Law & Order: Special Victims Unit — 292 shared actors
CSI: Miami and Hawaii Five-0 — 220 shared actors
CSI: Miami and Numb3rs — 209 shared actors
CSI: Miami and Ghost Whisperer — 207 shared actors
CSI: Miami and House — 190 shared actors
CSI: Miami and Las Vegas — 186 shared actors
CSI: Miami and Judging Amy — 184 shared actors
CSI: Miami and Monk — 171 shared actors
CSI: Miami and S.W.A.T. — 164 shared actors
CSI: Miami and The Practice — 158 shared actors
CSI: Miami and The Rookie — 152 shared actors

CSI: NY

CSI: NY and NCIS — 463 shared actors
CSI: NY and The Mentalist — 279 shared actors
CSI: NY and ER — 262 shared actors
CSI: NY and NCIS: Los Angeles — 258 shared actors
CSI: NY and Grey's Anatomy — 214 shared actors
CSI: NY and Hawaii Five-0 — 201 shared actors
CSI: NY and Law & Order: Special Victims Unit — 188 shared actors
CSI: NY and House — 156 shared actors

Curb Your Enthusiasm

Curb Your Enthusiasm and Seinfeld — 18 shared actors

Dallas

Dallas and Knots Landing — 203 shared actors
Dallas and Murder, She Wrote — 203 shared actors
Dallas and Hunter — 173 shared actors
Dallas and L.A. Law — 160 shared actors
Dallas and Hart to Hart — 154 shared actors

Death in Paradise

Death in Paradise and Midsomer Murders — 212 shared actors

Desperate Housewives

Desperate Housewives and ER — 266 shared actors
Desperate Housewives and NCIS — 214 shared actors
Desperate Housewives and Grey's Anatomy — 154 shared actors

Doctor Who

Doctor Who and Midsomer Murders — 210 shared actors
Doctor Who and Star Trek — no shared actors

Elementary

Elementary and Law & Order: Special Victims Unit — 627 shared actors
Elementary and The Blacklist — 499 shared actors
Elementary and The Good Wife — 492 shared actors
Elementary and Madam Secretary — 411 shared actors
Elementary and Person of Interest — 362 shared actors
Elementary and The Good Fight — 212 shared actors
Elementary and FBI — 174 shared actors
Elementary and Unforgettable — 162 shared actors
Elementary and FBI: Most Wanted — 159 shared actors

ER

ER and NCIS — 667 shared actors
ER and Grey's Anatomy — 547 shared actors
ER and Judging Amy — 478 shared actors
ER and The Practice — 448 shared actors
ER and L.A. Law — 429 shared actors
ER and The Mentalist — 395 shared actors
ER and Law & Order: Special Victims Unit — 360 shared actors
ER and The X-Files — 335 shared actors
ER and NCIS: Los Angeles — 332 shared actors
ER and Shameless — 323 shared actors
ER and Monk — 321 shared actors
ER and The District — 303 shared actors
ER and Malcolm in the Middle — 297 shared actors
ER and Matlock — 294 shared actors
ER and Seinfeld — 287 shared actors
ER and Numb3rs — 277 shared actors
ER and Hunter — 269 shared actors
ER and House — 266 shared actors
ER and Murder, She Wrote — 255 shared actors
ER and NYPD Blue — 238 shared actors
ER and Without a Trace — 238 shared actors
ER and Las Vegas — 234 shared actors
ER and JAG — 231 shared actors
ER and The West Wing — 231 shared actors
ER and Southland — 229 shared actors
ER and Melrose Place — 217 shared actors
ER and Frasier — 209 shared actors
ER and Ghost Whisperer — 200 shared actors
ER and Private Practice — 177 shared actors
ER and The Unit — 177 shared actors
ER and Nash Bridges — 174 shared actors
ER and Married... with Children — 171 shared actors
ER and Star Trek: Deep Space Nine — 171 shared actors
ER and Friends — 169 shared actors
ER and Sabrina the Teenage Witch — 168 shared actors
ER and Scrubs — 168 shared actors
ER and The Rookie — 166 shared actors
ER and Highway to Heaven — 163 shared actors
ER and Lie to Me* — 163 shared actors
ER and S.W.A.T. — 161 shared actors
ER and Quantum Leap — 159 shared actors
ER and Nip/Tuck — 154 shared actors

Fantasy Island

Fantasy Island and The Love Boat — 436 shared actors
Fantasy Island and Murder, She Wrote — 332 shared actors
Fantasy Island and The Fall Guy — 194 shared actors

Father Brown

Father Brown and Midsomer Murders — 245 shared actors

FBI

FBI and Law & Order: Special Victims Unit — 521 shared actors
FBI and The Blacklist — 458 shared actors
FBI and Law & Order — 209 shared actors
FBI and New Amsterdam — 171 shared actors
FBI and Madam Secretary — 161 shared actors
FBI and FBI: Most Wanted — 152 shared actors
FBI and The Equalizer — 152 shared actors

FBI: Most Wanted

FBI: Most Wanted and Law & Order: Special Victims Unit — 457 shared actors
FBI: Most Wanted and The Blacklist — 393 shared actors
FBI: Most Wanted and Law & Order — 200 shared actors
FBI: Most Wanted and Law & Order: Organized Crime — 150 shared actors

Friends

Friends and The Office — 15 shared actors

Fringe

Fringe and Supernatural — 439 shared actors
Fringe and Psych — 252 shared actors
Fringe and Smallville — 189 shared actors
Fringe and Stargate SG·1 — 187 shared actors
Fringe and Law & Order: Special Victims Unit — 164 shared actors

Ghost Whisperer

Ghost Whisperer and NCIS — 247 shared actors
Ghost Whisperer and Grey's Anatomy — 200 shared actors

Gilmore Girls

Gilmore Girls and Grey's Anatomy — 75 shared actors
Gilmore Girls and Twin Peaks — 8 shared actors

Gotham

Gotham and The Blacklist — 237 shared actors
Gotham and Law & Order: Special Victims Unit — 232 shared actors

Grey's Anatomy

Grey's Anatomy and NCIS — 699 shared actors
Grey's Anatomy and NCIS: Los Angeles — 415 shared actors
Grey's Anatomy and The Mentalist — 358 shared actors
Grey's Anatomy and Shameless — 284 shared actors
Grey's Anatomy and Private Practice — 283 shared actors
Grey's Anatomy and Law & Order: Special Victims Unit — 280 shared actors
Grey's Anatomy and S.W.A.T. — 271 shared actors
Grey's Anatomy and The Rookie — 243 shared actors
Grey's Anatomy and House — 233 shared actors
Grey's Anatomy and Judging Amy — 221 shared actors
Grey's Anatomy and Scandal — 217 shared actors
Grey's Anatomy and Monk — 206 shared actors
Grey's Anatomy and Numb3rs — 206 shared actors
Grey's Anatomy and The Practice — 196 shared actors
Grey's Anatomy and Modern Family — 190 shared actors
Grey's Anatomy and Hawaii Five-0 — 185 shared actors
Grey's Anatomy and Rizzoli & Isles — 180 shared actors
Grey's Anatomy and How to Get Away with Murder — 178 shared actors
Grey's Anatomy and Station 19 — 176 shared actors
Grey's Anatomy and Las Vegas — 168 shared actors
Grey's Anatomy and Supernatural — 87 shared actors

Gunsmoke

Gunsmoke and Perry Mason — 223 shared actors
Gunsmoke and The Twilight Zone — 161 shared actors

Hart to Hart

Hart to Hart and Murder, She Wrote — 198 shared actors

Hawaii Five-0

Hawaii Five-0 and NCIS — 307 shared actors
Hawaii Five-0 and Magnum P.I. — 268 shared actors
Hawaii Five-0 and NCIS: Los Angeles — 241 shared actors
Hawaii Five-0 and The Mentalist — 163 shared actors
Hawaii Five-0 and Law & Order: Special Victims Unit — 153 shared actors

Hawaii Five-O

Hawaii Five-O and Murder, She Wrote — 173 shared actors
Hawaii Five-O and Mission: Impossible — 158 shared actors

Highway to Heaven

Highway to Heaven and Murder, She Wrote — 257 shared actors
Highway to Heaven and L.A. Law — 218 shared actors
Highway to Heaven and Hunter — 207 shared actors
Highway to Heaven and Matlock — 163 shared actors
Highway to Heaven and Little House on the Prairie — 158 shared actors

House

House and NCIS — 291 shared actors
House and The Mentalist — 183 shared actors

How to Get Away with Murder

How to Get Away with Murder and NCIS — 187 shared actors

Hunter

Hunter and L.A. Law — 376 shared actors
Hunter and Murder, She Wrote — 331 shared actors
Hunter and Matlock — 293 shared actors
Hunter and The A-Team — 262 shared actors
Hunter and The Fall Guy — 186 shared actors
Hunter and Knots Landing — 182 shared actors
Hunter and Knight Rider — 161 shared actors
Hunter and MacGyver — 160 shared actors

JAG

JAG and NCIS — 183 shared actors

Judging Amy

Judging Amy and NCIS — 288 shared actors
Judging Amy and The Practice — 232 shared actors
Judging Amy and L.A. Law — 193 shared actors
Judging Amy and The Mentalist — 165 shared actors
Judging Amy and The District — 151 shared actors

Justified

Justified and NCIS — 175 shared actors

Knight Rider

Knight Rider and Murder, She Wrote — 174 shared actors
Knight Rider and The A-Team — 163 shared actors
Knight Rider and The Fall Guy — 157 shared actors

Knots Landing

Knots Landing and L.A. Law — 168 shared actors
Knots Landing and Murder, She Wrote — 154 shared actors

L.A. Law

L.A. Law and Matlock — 386 shared actors
L.A. Law and Murder, She Wrote — 372 shared actors
L.A. Law and The Practice — 258 shared actors
L.A. Law and Seinfeld — 202 shared actors
L.A. Law and Quantum Leap — 192 shared actors
L.A. Law and Star Trek: The Next Generation — 188 shared actors
L.A. Law and NCIS — 176 shared actors
L.A. Law and Night Court — 172 shared actors
L.A. Law and St. Elsewhere — 169 shared actors
L.A. Law and The X-Files — 169 shared actors
L.A. Law and Melrose Place — 160 shared actors
L.A. Law and NYPD Blue — 160 shared actors
L.A. Law and Law & Order: Special Victims Unit — 156 shared actors

Las Vegas

Las Vegas and NCIS — 249 shared actors

Law & Order

Law & Order and Law & Order: Special Victims Unit — 379 shared actors
Law & Order and The Blacklist — 246 shared actors

Law & Order: LA

Law & Order: LA and NCIS — 166 shared actors

Law & Order: Organized Crime

Law & Order: Organized Crime and Law & Order: Special Victims Unit — 164 shared actors
Law & Order: Organized Crime and The Blacklist — 153 shared actors

Law & Order: Special Victims Unit

Law & Order: Special Victims Unit and The Blacklist — 889 shared actors
Law & Order: Special Victims Unit and The Good Wife — 646 shared actors
Law & Order: Special Victims Unit and Person of Interest — 477 shared actors
Law & Order: Special Victims Unit and Madam Secretary — 426 shared actors
Law & Order: Special Victims Unit and The Sopranos — 381 shared actors
Law & Order: Special Victims Unit and NCIS — 363 shared actors
Law & Order: Special Victims Unit and Unforgettable — 322 shared actors
Law & Order: Special Victims Unit and New Amsterdam — 309 shared actors
Law & Order: Special Victims Unit and Rescue Me — 260 shared actors
Law & Order: Special Victims Unit and Royal Pains — 253 shared actors
Law & Order: Special Victims Unit and The Good Fight — 233 shared actors
Law & Order: Special Victims Unit and Numb3rs — 217 shared actors
Law & Order: Special Victims Unit and Orange Is the New Black — 213 shared actors
Law & Order: Special Victims Unit and The Marvelous Mrs. Maisel — 210 shared actors
Law & Order: Special Victims Unit and Nurse Jackie — 200 shared actors
Law & Order: Special Victims Unit and White Collar — 191 shared actors
Law & Order: Special Victims Unit and The Equalizer — 186 shared actors
Law & Order: Special Victims Unit and The Mentalist — 178 shared actors
Law & Order: Special Victims Unit and NCIS: Los Angeles — 174 shared actors
Law & Order: Special Victims Unit and The Practice — 172 shared actors
Law & Order: Special Victims Unit and NCIS: New Orleans — 150 shared actors

Lewis

Lewis and Midsomer Murders — 183 shared actors

Lie to Me*

Lie to Me* and NCIS — 203 shared actors

Lucifer

Lucifer and The Rookie — 64 shared actors

MacGyver

MacGyver and The X-Files — 170 shared actors
MacGyver and Murder, She Wrote — 153 shared actors

Mad Men

Mad Men and NCIS — 163 shared actors

Madam Secretary

Madam Secretary and The Blacklist — 396 shared actors
Madam Secretary and The Good Wife — 296 shared actors
Madam Secretary and Person of Interest — 221 shared actors

Magnum, P.I.

Magnum, P.I. and Murder, She Wrote — 208 shared actors

Major Crimes

Major Crimes and NCIS — 212 shared actors

Malcolm in the Middle

Malcolm in the Middle and NCIS — 182 shared actors

Marvel's Agents of S.H.I.E.L.D.

Marvel's Agents of S.H.I.E.L.D. and NCIS — 166 shared actors

Matlock

Matlock and Murder, She Wrote — 351 shared actors
Matlock and Quantum Leap — 155 shared actors

Midsomer Murders

Midsomer Murders and Silent Witness — 176 shared actors

Mission: Impossible

Mission: Impossible and Perry Mason — 194 shared actors

Modern Family

Modern Family and NCIS — 211 shared actors

Monk

Monk and NCIS — 280 shared actors
Monk and The Mentalist — 195 shared actors
Monk and The Practice — 150 shared actors

Murder, She Wrote

Murder, She Wrote and The Love Boat — 382 shared actors
Murder, She Wrote and The Fall Guy — 225 shared actors
Murder, She Wrote and The A-Team — 179 shared actors
Murder, She Wrote and St. Elsewhere — 154 shared actors

NCIS

NCIS and NCIS: Los Angeles — 875 shared actors
NCIS and The Mentalist — 566 shared actors
NCIS and S.W.A.T. — 456 shared actors
NCIS and The Rookie — 381 shared actors
NCIS and Shameless — 311 shared actors
NCIS and Numb3rs — 305 shared actors
NCIS and Rizzoli & Isles — 285 shared actors
NCIS and The Practice — 259 shared actors
NCIS and The X-Files — 210 shared actors
NCIS and NCIS: New Orleans — 203 shared actors
NCIS and The District — 201 shared actors
NCIS and The Unit — 189 shared actors
NCIS and Private Practice — 185 shared actors
NCIS and Scandal — 184 shared actors
NCIS and The West Wing — 182 shared actors
NCIS and Southland — 172 shared actors
NCIS and Without a Trace — 172 shared actors
NCIS and Shark — 170 shared actors
NCIS and Station 19 — 157 shared actors
NCIS and Perception — 156 shared actors

NCIS: Los Angeles

NCIS: Los Angeles and The Mentalist — 367 shared actors
NCIS: Los Angeles and S.W.A.T. — 347 shared actors
NCIS: Los Angeles and The Rookie — 239 shared actors
NCIS: Los Angeles and Shameless — 226 shared actors
NCIS: Los Angeles and Rizzoli & Isles — 173 shared actors
NCIS: Los Angeles and Numb3rs — 160 shared actors
NCIS: Los Angeles and The Unit — 159 shared actors

New Amsterdam

New Amsterdam and The Blacklist — 259 shared actors

Numb3rs

Numb3rs and The Mentalist — 179 shared actors

Once Upon a Time

Once Upon a Time and Supernatural — 225 shared actors

Parks and Recreation

Parks and Recreation and The Office — 38 shared actors

Perry Mason

Perry Mason and The Twilight Zone — 321 shared actors

Person of Interest

Person of Interest and The Blacklist — 402 shared actors
Person of Interest and The Good Wife — 306 shared actors

Psych

Psych and Supernatural — 487 shared actors
Psych and Stargate SG·1 — 226 shared actors
Psych and Smallville — 225 shared actors
Psych and The Outer Limits — 171 shared actors
Psych and The X-Files — 165 shared actors

Riverdale

Riverdale and Supernatural — 192 shared actors

Rizzoli & Isles

Rizzoli & Isles and The Mentalist — 167 shared actors

Royal Pains

Royal Pains and The Blacklist — 158 shared actors

S.W.A.T.

S.W.A.T. and The Rookie — 276 shared actors
S.W.A.T. and The Mentalist — 174 shared actors

Seinfeld

Seinfeld and Twin Peaks — 12 shared actors

Shameless

Shameless and The Mentalist — 170 shared actors
Shameless and Southland — 161 shared actors
Shameless and S.W.A.T. — 158 shared actors

Smallville

Smallville and Supernatural — 389 shared actors
Smallville and Stargate SG·1 — 256 shared actors
Smallville and The Outer Limits — 179 shared actors

Stargate Atlantis

Stargate Atlantis and Supernatural — 186 shared actors
Stargate Atlantis and Stargate SG·1 — 150 shared actors

Stargate SG·1

Stargate SG·1 and Supernatural — 371 shared actors
Stargate SG·1 and The Outer Limits — 279 shared actors
Stargate SG·1 and The X-Files — 236 shared actors

Supergirl

Supergirl and Supernatural — 198 shared actors

Supernatural

Supernatural and The X-Files — 299 shared actors
Supernatural and The Flash — 256 shared actors
Supernatural and The Good Doctor — 241 shared actors
Supernatural and The Outer Limits — 241 shared actors
Supernatural and The 100 — 221 shared actors
Supernatural and Tracker — 150 shared actors

The A-Team

The A-Team and The Fall Guy — 198 shared actors

The Blacklist

The Blacklist and The Good Wife — 366 shared actors
The Blacklist and Unforgettable — 215 shared actors
The Blacklist and The Equalizer — 199 shared actors
The Blacklist and The Good Fight — 182 shared actors
The Blacklist and The Marvelous Mrs. Maisel — 174 shared actors

The Mentalist

The Mentalist and The Rookie — 168 shared actors
The Mentalist and The Practice — 153 shared actors

The Outer Limits

The Outer Limits and The X-Files — 313 shared actors

The Practice

The Practice and The X-Files — 192 shared actors
The Practice and The West Wing — 182 shared actors

The X-Files

The X-Files and Twin Peaks — 20 shared actors

Cast data from TVmaze, licensed CC BY-SA 4.0.