All 174 actors in both S.W.A.T. and The Mentalist
174 actors have appeared in both S.W.A.T. and The Mentalist, across 314 episodes. The most-credited is Patrick St. Esprit, Commander Robert Hicks in S.W.A.T. and Frank Lockhardt in The Mentalist.
| Actor | In S.W.A.T. | In The Mentalist | Eps | Eps |
|---|---|---|---|---|
| Patrick St. Esprit | Commander Robert Hicks | Frank Lockhardt | 16 | 1 |
| Rebecca Wisocky | Ruth Pearson | Brenda Shettrick | 1 | 9 |
| Peter Onorati | Jeff Mumford | Oliver Westhoff | 6 | 1 |
| Amy Farrington | Lieutenant Piper Lynch | Melinda Drew | 5 | 1 |
| Jessica Camacho | FBI Special Agent Jackie Vasquez | Nurse Daisy | 4 | 1 |
| Michael O'Neill | Carl Luca | Sheriff Nelson | 4 | 1 |
| Joshua Bitton | Robert West | Rick Tork | 1 | 3 |
| Derek Phillips | Officer Mike Reid | Stan Lisbon | 1 | 2 |
| Kenny Johnson | Dominique Luca | Greg Tayback | 2 | 1 |
| Rif Hutton | Ernie Gamble | Doctor | 2 | 1 |
| Tim Griffin | Adam Max | Kenneth "Ken" Spackman | 1 | 2 |
| Benito Martinez | Miguel Velez | Commander Delgado | 1 | 1 |
| David Meunier | Mickey | Yegor Golenka | 3 | 1 |
| Emily Swallow | Detective Ramona Quinn | Kim Fischer | 1 | 3 |
| Jordan Belfi | Agent Owen Briggs | Wes Attwood | 1 | 1 |
| Silas Weir Mitchell | Phil Winter | Ralph Mercer | 1 | 1 |
| Stacy Haiduk | Diane | Cynthia Satterfield | 1 | 1 |
| Todd Stashwick | Teague Nolan | Jared Renfrew | 3 | 1 |
| Dominic Hoffman | Ben Mosley | Marlon Hicks | 1 | 4 |
| Nicki Micheaux | Leah Jankins | Det. Miller | 4 | 1 |
| Angela Alvarado | Captain Olvera | Det. Nieto | 2 | 1 |
| John Marshall Jones | Detective Sal Marcus | Dan Glover | 1 | 2 |
| Marisol Ramirez | Denise Shaw | Dr. Fuller | 2 | 1 |
| Ryan Dorsey | Greg | Benson | 1 | 2 |
| Abby Brammell | Lara Thomas | Constance "Diamond" Hoyt | 1 | 1 |
| Alex Fernandez | Jorge Romero | Det. Brian Portis | 1 | 1 |
| Anna Khaja | Agent Abby Dubois | Ellen | 2 | 1 |
| Damien Leake | Wesley Carmichael | Bloom's Attorney | 2 | 1 |
| David Starzyk | Phil Granger | Ed Reed | 1 | 1 |
| Matt McTighe | Bryce McCabe | Lt. Lewis | 1 | 1 |
| Philip Anthony-Rodriguez | Rafa | Darrell Gonzalez | 1 | 1 |
| Sumalee Montano | Gwen Miller | Susan Nguyen | 3 | 1 |
| Tembi Locke | Trisha Watson | US Marshal Christy Knox | 1 | 1 |
| Todd Grinnell | Paul Hayes | Jonathan Flint | 1 | 1 |
| Kelvin Han Yee | Jae Kim | Davis Kelvin | 2 | 2 |
| Susan Chuang | Fei Tan | Joyce Tran | 2 | 1 |
| Brian Letscher | Sgt. Barry Jones | Billy Mock | 1 | 1 |
| Brit Morgan | Beth Weber | Marie Flanigan | 1 | 1 |
| Christopher Goodman | Theo | Lieutenant Sheridan | 1 | 1 |
| J. Anthony Pena | Sergio Diaz | Aurelio | 1 | 1 |
| Lauren Stamile | Inspector Gen. Mary Jones | Madison Yardley | 1 | 1 |
| Mac Brandt | Harley Stone | Xander | 1 | 1 |
| Marcus Giamatti | Professor Marc Lasky | Gabriel Fanning | 1 | 1 |
| Meredith Monroe | Ainsley Mogavero | Verona Westlake | 1 | 1 |
| Michael McGrady | ATF Agent Ray Kaminski | Coach Dieter | 1 | 1 |
| Scott Lawrence | Kyle Johnson | De Shaun Braemer | 1 | 1 |
| Tom Virtue | Surgeon | George Palmer | 1 | 1 |
| William Allen Young | Coach Howie Kincaid | Matt Etienne | 1 | 1 |
| Andrew Borba | CIA Agent Bishop | Inspector Bobby Wilson | 1 | 1 |
| Annie Tedesco | Renee | Ann-Marie | 1 | 1 |
| Colby French | Sam Garrett | Jason Kern | 1 | 1 |
| Gareth Williams | Special Agent Melvin Woods | DEA Supervising Agent Maloney | 1 | 1 |
| George Finn | Alex Abazi | Wes Baxter | 1 | 1 |
| Gideon Emery | Gunnar Cade | Owen Melling | 1 | 1 |
| Heather Mazur | Lydia Samuels | Colette Santori | 1 | 1 |
| Jennifer Christopher | Tori | Susan Herman | 1 | 1 |
| John D'Aquino | John Afton | Bill Herman | 1 | 1 |
| Jonathan LaPaglia | Machine | John Acardo | 1 | 1 |
| Juan Monsalvez | Ricardo Alvarez | Diego Cardenas | 1 | 2 |
| Karl Makinen | Liam Dunn | Christon Phelps | 1 | 1 |
| Katie Walder | Stacey | Nancy Sterling | 1 | 1 |
| Larry Poindexter | Sergeant Nick Boyer | Quinton Bosh | 1 | 1 |
| Mark Espinoza | Jorge Romero | Ed MacVicar | 1 | 1 |
| Mark Ivanir | Aviv Cohen | Jan Nemic | 1 | 1 |
| Matt Bushell | Jack Givens | Mike Vilanueva | 1 | 1 |
| Matthew Alan | Jacob Lambert | Kelvin Bittaker | 1 | 1 |
| Michael Benyaer | Tarek | Dr. Joseph Gorshani | 1 | 1 |
| Paul Schackman | Prof. Winter | Alan Montross | 1 | 1 |
| Rebecca Field | Annabeth | Lucy Joel | 1 | 1 |
| Rob Evors | Ty Olson | Howie | 1 | 1 |
| Scott Menville | Aggro Prisoner | Alec Mosca | 1 | 1 |
| Will Rothhaar | Pete Moore | Win | 1 | 1 |
| Braden Lynch | Ladder Blue Boy | Legislative Aide | 1 | 1 |
| Brian Howe | Craig Rosengarden | Arliss St. Germain | 1 | 1 |
| Daniel Edward Mora | The Bloodhound | Det. Rios | 1 | 1 |
| David Bowe | Walter Bolton | Brady Walton | 1 | 1 |
| Jack Conley | Kevin Weller | Chief Donner | 1 | 1 |
| Jesse Luken | Ross Martin | Pete Coen | 1 | 1 |
| John Bishop | Captain Russell Jones | Joe O'Keefe | 1 | 1 |
| Jose Pablo Cantillo | Ricardo Fuentes | Angel | 1 | 1 |
| Joseph Lyle Taylor | Jeffrey Aimsbury | Oscar | 1 | 1 |
| Kathe Mazur | Dr. Michaels | Lisa Coates | 1 | 1 |
| Lilli Birdsell | Jane Lucas | Jessica Bagshaw | 1 | 1 |
| Lily Knight | Mary Beth | Leslie Palmer | 1 | 1 |
| Lyn Alicia Henderson | Drea | Tech | 1 | 1 |
| Nick Gracer | Stefan Volkov | Georgi | 1 | 1 |
| Rocky McMurray | Captain | Highway Patrolman | 1 | 1 |
| Romi Dias | Tamra Mitchell | US Attorney Julie Sandoval | 1 | 1 |
| Rudolf Martin | Juergen Richter | Brock Marx | 1 | 1 |
| Shanley Caswell | Sarah | Nadine | 1 | 1 |
| Steven Bauer | Sancho Zamora | Donald "Don" Clyde | 1 | 1 |
| Anthony Ma | Alec Chan | Hotel Clerk | 1 | 1 |
| Darin Heames | Savoy | Butch Carwin | 1 | 1 |
| Devon Graye | Pete Delkis | Ethan Bittaker | 1 | 1 |
| Eileen Grubba | Pam Hawks | Vendor Woman | 1 | 1 |
| Freda Foh Shen | Dean Hargrove | Korean Store Owner | 1 | 1 |
| Joyce Guy | Jillian Spender | Judge Emily Hamilton | 1 | 1 |
| Kari Coleman | Rebecca Cates | Patricia | 1 | 1 |
| Kathleen Gati | Zora | Vanna Clooney | 1 | 1 |
| Kimleigh Smith | Paula | Mindy Fernandez | 1 | 1 |
| Mandy June Turpin | FBI Agent Eileen Conley | Realtor | 1 | 1 |
| Meera Simhan | Arjet Reddy | Asra Hadami | 1 | 1 |
| Mercedes Colon | Sister Carmelita | Caroline Cabrera | 1 | 1 |
| Michael B. Silver | Vince Jones | Julius Coles | 1 | 1 |
| Michael Reilly Burke | CIA Agent Devereaux | Andrew Kellogg | 1 | 1 |
| Myk Watford | Captain Peters | Cole Larkin | 1 | 1 |
| Peter Douglas | Andy Clarke | Officer Paul Wiehagen | 1 | 1 |
| Rey Gallegos | Emmit | Raoul | 1 | 1 |
| Adria Tennor | Jackie | Event Hostess | 1 | 1 |
| Elise Robertson | Sheila Franz | Julia Howard | 1 | 1 |
| Jeff Davis | Mitch | FBI Agent Searls | 1 | 1 |
| Judith Moreland | Tallulah | Donna | 1 | 1 |
| Marlon Young | Curtis | Burt Hader | 1 | 1 |
| Monica Garcia | D.C. Rickert | Guard | 1 | 1 |
| Ramon Camacho | Ramon Reyes | Manfreddo | 1 | 1 |
| Rubén Garfias | Pablo Fuentes | Mendoza | 1 | 1 |
| Tyra Colar | Officer Suzanne Kober | Amber Sutherland | 1 | 1 |
| Chet Grissom | Mason Crowley | Mr. Trevayne | 1 | 1 |
| Derek Ray | Cormac Hill | Billy Racine | 1 | 1 |
| Dustin Cyril Robles | Porn Prisoner | Manager | 1 | 1 |
| Gene Farber | Drummond | Dan Hollenbeck | 1 | 1 |
| Greg Roman | Eric | Ellis Barnes | 1 | 1 |
| Jon Curry | George Becket | Tom Yannick | 1 | 1 |
| Karl T. Wright | Declan | Attorney | 1 | 1 |
| Michael C. Alexander | Angry Man | Austin Cop | 1 | 1 |
| Paul Ganus | Dr. Chandler | Security Guard Jim | 1 | 1 |
| Robert Cicchini | Mark | Nick Monaco | 1 | 1 |
| Steve Bannos | Martin | Bartender | 1 | 1 |
| Steven Littles | Hayes | Escort Deputy | 1 | 1 |
| Tim De Zarn | Brewster | Arkin Shea | 1 | 1 |
| Troy Blendell | Brian Young | Gil Clark | 1 | 1 |
| Antal Kalik | Sonny Allen | Henry Dahl | 1 | 1 |
| Geoff Meed | Julian Matthews | Axel | 1 | 1 |
| J.R. Cacia | Bosowski | Marcus Goodwin | 1 | 1 |
| Kevin Foster | Woods | Officer Jones | 1 | 1 |
| Matt Lasky | Casino Gangster | Brian Whitmer | 1 | 1 |
| Michael Broderick | Agent Phillips | Deputy Cole | 1 | 1 |
| Treisa Gary | Officer Reese | Dede Guerra | 1 | 1 |
| Alan Pietruszewski | Donovan Watson | Polo Shirt Guy | 1 | 1 |
| Danielle Langlois | Shelly | Breck Renfrew | 1 | 1 |
| Kale Clauson | Bob | Young Man | 1 | 1 |
| Mark Atteberry | Principal O'Neil | Jack Mitchell | 1 | 1 |
| Michelle Gardner | Therapist Forster | Ginger Cauley | 1 | 1 |
| Noshir Dalal | Vice Detective Sampath | Second Student | 1 | 1 |
| Porter Kelly | Sam | Chuck's Sister | 1 | 1 |
| Robert Catrini | Wardlow | Warden Haines | 1 | 1 |
| Steve Humphreys | Erik | Stage Manager | 1 | 1 |
| Teddy Lane, Jr. | Ronald | Cop | 1 | 1 |
| Travis Johns | Pit Chief Ron | Deputy #3 | 1 | 1 |
| V.J. Foster | Russ | Dickie Yuntz | 1 | 1 |
| William Charlton | Foreperson | Rear Admiral | 1 | 1 |
| Ajgie Kirkland | Oz | Jonas Diop | 1 | 1 |
| Andrew Patrick Ralston | Chaplain Adams | Stephen Doppler | 1 | 1 |
| Brandon Claybon | Scott | Lemuel McVie | 1 | 1 |
| Bryan Lugo | Elvin | Rusty Moore | 1 | 1 |
| Charles Carpenter | Mitchell | Deputy | 1 | 1 |
| Cinda Adams | Miriam | Middle-Aged Lady | 1 | 1 |
| Emma Jacobson-Sive | Gladys | Rude Mother | 1 | 1 |
| Joshua Dov | Arnold Boseman | James "Jesse" O'Connor | 1 | 1 |
| Marcus DeAnda | Arturo | Hector | 1 | 1 |
| Pablo Espinosa | Sheriff Perry | Agent Weber | 1 | 1 |
| Sonya Leslie | Candace | Counsellor | 1 | 1 |
| Tacey Adams | Georgia Porter | Lissie Calhoun | 1 | 1 |
| Virginia Montero | Mrs. Galvez | Mrs. Quijada | 1 | 1 |
| James C. Victor | Galvin | Jeffrey Barge | 1 | 1 |
| Michael A. DiBacco | Richard | Cop | 1 | 1 |
| Michael Petrone | FBI Bomb Tech | Gary Dietz | 1 | 1 |
| Brandon Molale | Trucker | Mervin | 1 | 1 |
| Brian Oblak | Captain Evans | Deputy #1 | 1 | 1 |
| Elaine Loh | Lisa | Devlin | 1 | 1 |
| J. Rene Pena | Governor | Mrs. Salas | 1 | 1 |
| Mark Dippolito | Wade | Scott Saynay | 1 | 1 |
| Sterling Jones | Ballard | CBI File Clerk | 1 | 1 |
| Anthony Martins | Arvado | Rex Longo | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.