All 92 actors in both Dexter and The Mentalist
92 actors have appeared in both Dexter and The Mentalist, across 247 episodes. The most-credited is Geoff Pierson, Thomas Matthews in Dexter and Noah Plaskett in The Mentalist.
| Actor | In Dexter | In The Mentalist | Eps | Eps |
|---|---|---|---|---|
| Geoff Pierson | Thomas Matthews | Noah Plaskett | 27 | 1 |
| Jaime Murray | Lila Tournay | Nadia Sobell | 10 | 1 |
| Mark Pellegrino | Paul Bennett | Von McBride | 7 | 1 |
| Devon Graye | Teenage Dexter | Ethan Bittaker | 9 | 1 |
| Christian Camargo | Rudy Cooper | Henry Tibbs | 9 | 1 |
| Brando Eaton | Jonah Mitchell | Danny Kurtik | 8 | 1 |
| Frederick Koehler | Neighbor | Tommy Olds | 1 | 1 |
| Kenny Johnson | Deputy Marshal Max Clayton | Greg Tayback | 3 | 1 |
| Monique Gabriela Curnen | Yelina | Tamsin Wade | 2 | 2 |
| Rick Peters | Elliot Larson | Ed Masterson | 7 | 1 |
| Silas Weir Mitchell | Ken Olson | Ralph Mercer | 1 | 1 |
| Julia Campbell | Sally Mitchell | Nina Hodge | 5 | 1 |
| Rudolf Martin | Carlos Guerrero | Brock Marx | 3 | 1 |
| Dakin Matthews | Dr. Pittman | Christo Papadakis | 1 | 2 |
| Lisa Kaminir | Prosecutor | Linda Berry | 1 | 1 |
| Nicole LaLiberté | Arlene Shram | Annabelle Sugalski | 3 | 1 |
| Raphael Sbarge | Jim McCourt | Hollis Dunninger | 3 | 1 |
| Tony Amendola | Santos Jimenez | Aurelio | 3 | 1 |
| Jim Beaver | Clint McKay | Cobb Holwell | 2 | 1 |
| Dave Baez | Gabriel | Antonio Castro | 4 | 1 |
| Christina Cox | Zoey Kruger | Delinda LeCure | 1 | 1 |
| Rebecca Staab | Lucy Gerard | Monica Dunninger | 1 | 1 |
| Angela Alvarado | Nina | Det. Nieto | 2 | 1 |
| Kyle Davis | Steve Dorsey | David Charles | 3 | 1 |
| Adam Lieberman | FBI Agent | Bomb Squad Officer | 2 | 1 |
| David Carey Foster | Doctor | Tom Maier | 1 | 2 |
| David Monahan | Nathan Roberts | George Doverton | 2 | 1 |
| Don McManus | Roger Hicks | Gabriel Lamb | 1 | 1 |
| Eric Ladin | Dr. Turner | Roddy Gerber | 1 | 1 |
| Jessica Camacho | Yasmin | Nurse Daisy | 2 | 1 |
| John D'Aquino | Ed Hamilton | Bill Herman | 2 | 1 |
| Nestor Serrano | Hector Estrada | Garth Drucker | 2 | 1 |
| Skye P. Marshall | Receptionist | Sharice | 1 | 1 |
| Anna Maganini | Eva | Nurse | 2 | 1 |
| Geoffrey Rivas | Handyman, Jorge Castillo | Captain Bocanegra | 2 | 1 |
| Sean O'Bryan | Bodyguard, Dan Mendell | Emmett Fitzgerald | 2 | 1 |
| Amy Pietz | Dr. Kruper | Joanna Lyle | 1 | 1 |
| Brad Carter | Rankin | Phil Rawson | 1 | 1 |
| Lyn Alicia Henderson | Roni | Tech | 1 | 1 |
| Maite Schwartz | Reporter | Jessica Meier-Cardeira | 1 | 1 |
| Teddy Lane, Jr. | Jerry | Cop | 2 | 1 |
| Eli Goodman | Detective Weiss | Dave Bisping | 2 | 1 |
| Gina Comparetto | Hot Blonde | Yasmeen | 1 | 1 |
| J.C. MacKenzie | Andy Brightman | Dr. Griffin Welks | 1 | 1 |
| Jill Basey | Elderly Southern Nanny | Susan Cofield | 1 | 1 |
| Joseph Lyle Taylor | Sgt. McKay | Oscar | 1 | 1 |
| Judson Mills | Floyd | Bryce Kendrick | 1 | 1 |
| Keith Pillow | Lawyer | Forensic Pathologist | 1 | 1 |
| Kristen Kerr | Allison | Marie St. Claire | 1 | 1 |
| Richard Gunn | Sean | Barlow Flemming | 1 | 1 |
| Vernée Watson | Doake's Mother | Psychiatrist | 1 | 1 |
| Wiley Pickett | Sheriff | Colonel Aaron Raymond | 1 | 1 |
| Alex Hyde-White | Professor Trent Casey | Peter Upchurch | 1 | 1 |
| Christopher Darga | Security Guard | Store Keeper | 1 | 1 |
| George Gerdes | Landlord | Miles MacCambridge | 1 | 1 |
| Luis Moncada | Julio Benes | Luis Ozorio | 1 | 1 |
| Nadège August | Receptionist | Female Cyclist | 1 | 1 |
| Brian Oblak | TSA Agent #1 | Deputy #1 | 1 | 1 |
| Christine Garver | Young Waitress | Natalie Gibecki | 1 | 1 |
| D. David Morin | Doctor | LAPD Captain | 1 | 1 |
| Daniel Travis | Barry Kurt | US Marshal Gorman | 1 | 1 |
| Deborah Carson | Reporter #1 | TV Reporter Meredith | 1 | 1 |
| Jennifer Christopher | Fort Lauderdale Police Officer | Susan Herman | 1 | 1 |
| Lewis T. Powell | Driver | Larry | 1 | 1 |
| Maya Goodwin | Med Tech | Kara | 1 | 1 |
| Randa Walker | Female Club-Goer | Wilma | 1 | 1 |
| Wilmer Calderon | Teo | Lalo Concepcion | 1 | 1 |
| Eileen Grubba | Nurse | Vendor Woman | 1 | 1 |
| Gabriel Salvador | Roberto | Adrian Essex | 1 | 1 |
| J.R. Cacia | Officer Gordon | Marcus Goodwin | 1 | 1 |
| Kim Robillard | Dr. Lorre | Security Guard | 1 | 1 |
| Marina Anderson | Amanda Garrett | Agent Melissa Boone | 1 | 1 |
| Marissa Skell | Miranda | Mia Westlake | 1 | 1 |
| Meredith Giangrande | Hostess | Hot Girl | 1 | 1 |
| Michael Polli | Male Witness | Joey | 1 | 1 |
| Paul Lieber | Bartender | Roger | 1 | 1 |
| Sherman Augustus | Caffrey | Suge Lima | 1 | 1 |
| Angel Oquendo | FBI Handler | Jorge Velasquez | 1 | 1 |
| Anthony Tyler Quinn | Dentist | Lawyer | 1 | 1 |
| Charles Carpenter | Reporter | Deputy | 1 | 1 |
| Fred Ochs | Judge Belford | Singing Policeman | 1 | 1 |
| Heather Olt | Uni | Stage Manager | 1 | 1 |
| Lance Irwin | Uniformed Cop | Security Agent | 1 | 1 |
| Mark Atteberry | Attorney | Jack Mitchell | 1 | 1 |
| Miguel Nájera | Medical Examiner | Mr. Salas | 1 | 1 |
| Patrick Robert Smith | Bailiff | Police Officer | 1 | 1 |
| Angela Bullock | Receptionist | Jury Forewoman | 1 | 1 |
| Bart Braverman | Marina Master | Bodega Owner | 1 | 1 |
| Gary Kraus | Sheriff Burns | Larry Kincaid | 1 | 1 |
| Jullian Dulce Vida | Julio | Inmate #1 | 1 | 1 |
| Nick Jaine | Lead Forensics Tech | Hotel Clerk | 1 | 1 |
| Christopher Goodman | Angry Driver | Lieutenant Sheridan | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.