All 144 actors in both Dexter and NCIS
144 actors have appeared in both Dexter and NCIS, across 604 episodes. The most-credited is Geoff Pierson, Thomas Matthews in Dexter and Roy Carver in NCIS.
| Actor | In Dexter | In NCIS | Eps | Eps |
|---|---|---|---|---|
| Geoff Pierson | Thomas Matthews | Roy Carver | 27 | 1 |
| Keith Carradine | Special Agent Frank Lundy | Manheim Gold | 15 | 1 |
| Colin Hanks | Travis Marshall | DOD IG Investigator Richard Parsons | 12 | 3 |
| Liza Lapira | Yuki Amado | NCIS Special Agent Michelle Lee | 1 | 12 |
| Rudolf Martin | Carlos Guerrero | Ari Haswari | 3 | 7 |
| Dana L. Wilson | Sergeant-Detective Angie Miller | Doctor Erica Bell | 17 | 1 |
| Scott William Winters | Mac | CIA Officer Westley Clark | 2 | 6 |
| Courtney Ford | Christine Hill | Navy Petty Officer 2nd Class Kaylen Burrows | 11 | 1 |
| Jaime Murray | Lila Tournay | ICE Agent Julia Foster-Yates | 10 | 1 |
| Rick Peters | Elliot Larson | Vincent Maple | 7 | 2 |
| Carlease Burke | Assistant | D'Arcy McKinna | 1 | 3 |
| Patrick Labyorteaux | Earl | JAG Navy Captain Bud Roberts, Jr., Olev Kozlov | 1 | 3 |
| Raphael Sbarge | Jim McCourt | Rupert Kritzer | 3 | 1 |
| Valerie Cruz | Sylvia Prado | Anna | 6 | 1 |
| Katia Winter | Nadia | Ava Baransky | 9 | 1 |
| Brando Eaton | Jonah Mitchell | Patrick Ellis | 8 | 1 |
| Jack Axelrod | Nelson | Shmeil Pinkhas | 1 | 2 |
| Matthew Willig | Little Chino | NCIS Special Agent Simon Cade | 2 | 4 |
| Darri Ingolfsson | Oliver Saxon | Dwight Colton | 7 | 1 |
| Andrew Hawkes | Guard, Machado | Dean Campbell | 2 | 2 |
| Charles Carpenter | Reporter | Sheriff Marcus Mayes | 1 | 1 |
| Christina Cox | Zoey Kruger | Marine Gunnery Sergeant Georgia Wooten | 1 | 1 |
| Demetrius Grosse | Alex Timmons, Morgue Attendant | Atif Nukunda, Lieutenant Merritt Hastings | 2 | 2 |
| Jason Manuel Olazábal | Ramon Prado | Todd Mercer | 1 | 1 |
| Julie Benz | Rita Bennett | Mrs. Denise Johnson | 1 | 1 |
| Lisa Kaminir | Prosecutor | Dr. Romero | 1 | 1 |
| Mark Atteberry | Attorney | Medgar Nash | 1 | 1 |
| Adam J. Harrington | Agent Walker | Coast Guard Commander Sam Hendrix | 4 | 1 |
| JoBeth Williams | Gail Brandon | Leona Phelps | 4 | 1 |
| Rya Kihlstedt | Dr. Michelle Ross | Linda Idleton | 7 | 1 |
| Asante Jones | Officer Reece | Homicide Detective Andy Kochofis | 1 | 2 |
| Jim Beaver | Clint McKay | Captain Tom O’Rourke | 2 | 1 |
| Joseph Julian Soria | Carlos Fuentes | Victor "Popeye" Carmado | 2 | 1 |
| Peter Macon | Leonis | ICE Officer Todd Baldwin | 2 | 1 |
| Andrew Kirsanov | Jurg Yeliashkevych | The Russian | 10 | 1 |
| Steve Eastin | Bill Bennett | Frank Smith | 3 | 1 |
| Chris Payne Gilbert | Robert Brunner | Wesley Rowan | 1 | 1 |
| Daya Vaidya | FBI Guy 2 | Summer Diamond | 1 | 1 |
| Denise Crosby | Nurse | Secretary of the Navy Hattie Taylor | 1 | 1 |
| Justin Huen | Diego | Private Maritime Security Guard Lenny | 3 | 1 |
| Nestor Serrano | Hector Estrada | NSA Supervisor Jeremy Marlens | 2 | 1 |
| Scott Michael Campbell | Norm | Robert Miller | 1 | 1 |
| Skye P. Marshall | Receptionist | Sara Carter | 1 | 1 |
| Vernée Watson | Doake's Mother | Miss Helen Frimkes | 1 | 1 |
| Roger Ranney | Nick Smith | Elevator Repairman | 3 | 1 |
| Scott Michael Morgan | Sussman | Virginia State Trooper Keyes | 3 | 1 |
| David Chisum | Kevin Wyman | Doctor David Woods | 1 | 2 |
| Eli Goodman | Detective Weiss | Radio Host Adam Gator | 2 | 1 |
| Gino Montesinos | Sgt. Lopez | Viggo Siggurdson | 2 | 1 |
| John D'Aquino | Ed Hamilton | Ken Ashmore | 2 | 1 |
| Teddy Lane, Jr. | Jerry | Deputy Barney | 2 | 1 |
| Alicia Lagano | Nikki | Joann Allman | 1 | 1 |
| Andrew Elvis Miller | Ron Galuzzo | Sam Novak | 1 | 1 |
| Barbara Tarbuck | Mrs. Sussman | Grandma | 1 | 1 |
| Burl Moseley | Lab Tech | Nurse | 1 | 1 |
| David Monahan | Nathan Roberts | PO Drew, Regional Security Officer Randy Stimson | 2 | 2 |
| Frederick Koehler | Neighbor | Simon Gravy | 1 | 1 |
| Julie Ann Emery | Fiona Camp | Erin Pace | 1 | 1 |
| Max Gail | Banana Boat Tour Guide | Sam Loomis | 1 | 1 |
| Michael Hyatt | Pre-school Admissions Director | Judy Williams | 1 | 1 |
| Rebecca Staab | Lucy Gerard | Greta Boyen | 1 | 1 |
| Scott Grimes | Alex Tilden | Detective Danny Price | 1 | 1 |
| Wayne Lopez | Juan Alonso | Prison Sergeant Desmond Walters | 1 | 1 |
| Brett Rickaby | Inspector Phil Bosso | Steve Diamond | 2 | 1 |
| Mariana Klaveno | Professor Carissa Porter | Margot DeMint | 2 | 1 |
| Mike Erwin | Fred "Freebo" Bowman | Devon Watkins, Sam Radner | 1 | 2 |
| Sean O'Bryan | Bodyguard, Dan Mendell | David Shields | 2 | 1 |
| Kyle Davis | Steve Dorsey | John ‘Diesel’ Stevens | 3 | 1 |
| Adam Lieberman | FBI Agent | U.S. Customs Officer Cruz | 2 | 1 |
| Alex Hyde-White | Professor Trent Casey | Dr. Adam Tallridge | 1 | 1 |
| Christopher Darga | Security Guard | Skip Harris | 1 | 1 |
| Cory Blevins | Uniform Cop | Father | 1 | 1 |
| David Carey Foster | Doctor | Nicholas Mallard | 1 | 1 |
| Eric Ladin | Dr. Turner | P.O. Thompson | 1 | 1 |
| Erica Luttrell | Library Aide | Allison Asher | 1 | 1 |
| J.C. MacKenzie | Andy Brightman | Mitchell Reese | 1 | 1 |
| Jim Abele | Mike Donovan | Army Colonel Holt Driscoll | 1 | 1 |
| José Zúñiga | Jorge Castillo | Navy Capt. Dr. Adrian De La Casa | 1 | 1 |
| Joseph Lyle Taylor | Sgt. McKay | Detective Edward Olson | 1 | 1 |
| Kiko Ellsworth | Bertrand | Willie Taylor | 1 | 1 |
| Kurt Caceres | Officer Martinez | Marine Staff Sergeant Vincente Medina | 2 | 1 |
| Minerva García | Mariel | NCIS Lawyer Taylor Hanna | 2 | 1 |
| Nicole Pettis | Reporter | Haley | 3 | 1 |
| Sam Witwer | Neil Perry | S Sgt. Rafael | 2 | 1 |
| Winston Story | Messenger | Manny | 1 | 1 |
| Geoffrey Rivas | Handyman, Jorge Castillo | Ricardo Guzman | 2 | 1 |
| Andrew Bilgore | Alan | Franklin Morrison | 1 | 1 |
| Anthony Tyler Quinn | Dentist | Navy Commander Clarence Daniels | 1 | 1 |
| Christopher Goodman | Angry Driver | NCIS Special Agent Michael West | 1 | 1 |
| Don McManus | Roger Hicks | Mark Stafford | 1 | 1 |
| Frank Crim | Bill Bennett | Resident Manager | 1 | 1 |
| Josh Daugherty | Morgue Attendant | Devon Kane | 1 | 1 |
| Maite Schwartz | Reporter | French Inspector Isabelle Chablis | 1 | 1 |
| Mercedes Renard | Gate Attendant | Elizabeth Adler | 1 | 1 |
| Sewell Whitney | Defense Lawyer | Nicholas Mallard | 1 | 1 |
| Yolanda Snowball | Teacher | Meeting Secretary | 1 | 1 |
| Andrew Caple-Shaw | Resident | P.O. Jerry Smith | 1 | 1 |
| Brian Oblak | TSA Agent #1 | MPD Cop #1 | 1 | 1 |
| David Lengel | IT Man | Carlton Laymer | 1 | 1 |
| Giovanni Lopes | Officer Nunez | Mr. Nordstrom | 1 | 1 |
| Heather Olt | Uni | Groundskeeper | 1 | 1 |
| J. Downing | Mr. Morris | Avis Boyle | 1 | 1 |
| John Littlefield | Deputy | Stovic's Aide | 1 | 1 |
| Lyn Alicia Henderson | Roni | ER Nurse | 1 | 1 |
| Olivia Burnette | Pam | Sarah Lowel | 1 | 1 |
| Sherman Augustus | Caffrey | Marine Cpt. Daniel Lemay | 1 | 1 |
| Vanessa Bell Calloway | Crisis Counselor | Sally Hammond | 1 | 1 |
| William Morgan Sheppard | Father Nicholas Galway | Marcin Jerek | 1 | 1 |
| A.J. Castro | First Deputy | Seal Team Leader | 1 | 1 |
| Christine Garver | Young Waitress | Tiffany Leonne | 1 | 1 |
| Daniel Travis | Barry Kurt | Drew | 1 | 1 |
| David Batiste | Computer Analyst | Max Phillips | 1 | 1 |
| Jason Rogel | Langsbury | Leo | 1 | 1 |
| Juan Carlos Cantu | Fauzi | Leo Silva | 1 | 1 |
| Judson Mills | Floyd | Mr. Rasmussen | 1 | 1 |
| Michael Patrick McGill | Troy | Joey Kelly | 1 | 1 |
| Anzu Lawson | Nurse | Sonia Bell | 1 | 1 |
| Ariel Llinas | Second Deputy | Federale #1 | 1 | 1 |
| Cooper Huckabee | Joe Nix | Kyle Larson | 1 | 1 |
| Gary Kraus | Sheriff Burns | Chuck Parnell | 1 | 1 |
| Geno Monteiro | Officer | Sergeant Seth Welch | 1 | 1 |
| Lauren Rose Lewis | Cindy | FBI Assistant | 1 | 1 |
| Martin Papazian | Mack | Sgt. Jake Roberts | 1 | 1 |
| Mike Kersey | Volunteer | Janitor Harry Cooper | 1 | 1 |
| Nick Jaine | Lead Forensics Tech | Jason Patel | 1 | 1 |
| Patrick Robert Smith | Bailiff | Tim Gerber | 1 | 1 |
| Stephanie Y. Wang | Lexi | Port Authority Lieutenant Emily Shaw | 1 | 1 |
| Wilmer Calderon | Teo | Wayne Cribbage A.K.A. Tiger Dad | 1 | 1 |
| Bo Kane | Sonny Skyes | North Carolina State Trooper William Forman | 1 | 1 |
| Brent Chase | Bouncer | Navy Petty Officer Third Class Nathan Thomas | 1 | 1 |
| Kim Robillard | Dr. Lorre | Dwayne Parker | 1 | 1 |
| Mary-Bonner Baker | Nurse Jansen | Navy Chief Petty Officer Melissa Fields | 1 | 1 |
| Richard Augustine | Mechanic | Janitor | 1 | 1 |
| Erica Ibsen | Janet | Judy Burm | 1 | 1 |
| J.R. Cacia | Officer Gordon | Metro Police Detective John Carson | 1 | 1 |
| Jack Guzman | Quinones | Wade | 1 | 1 |
| Japheth Gordon | Cop | Vendrell Brown | 1 | 1 |
| John Camp | Detective Allens | Petty Officer First Class Colin Boxer | 1 | 1 |
| Fareed Ward | Barnes | JSOC Navy Lieutenant Eric Kagen | 1 | 1 |
| George Gerdes | Landlord | Field Marshall Nigel Rand | 1 | 1 |
| Mike Foy | Jensen | Eddie Patch | 1 | 1 |
| Terry Woodberry | Tech | Bates | 1 | 1 |
| Wiley Pickett | Sheriff | Navy Captain David Wade | 1 | 1 |
| Kim Estes | Fireman | Minister | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.