All 70 actors in both The Fosters and The Mentalist
70 actors have appeared in both The Fosters and The Mentalist, across 255 episodes. The most-credited is Alex Saxon, Wyatt Casey in The Fosters and Gabriel Osbourne in The Mentalist.
| Actor | In The Fosters | In The Mentalist | Eps | Eps |
|---|---|---|---|---|
| Alex Saxon | Wyatt Casey | Gabriel Osbourne | 27 | 1 |
| Kelli Williams | Justina Marks | Elizabeth "Beth" Flint | 6 | 1 |
| Jamie McShane | Donald Jacob | Jack Tanner | 7 | 1 |
| Nandy Martin | Poppy Sinfuego | Amy Welker | 12 | 2 |
| Marlene Forte | Elena Gutierrez | Isabella Ortega | 7 | 1 |
| Alex Skuby | Joe Gray | Officer Carl Beller | 9 | 1 |
| John Rubinstein | Henry Marshall | Judge Manchester | 2 | 3 |
| John Marshall Jones | Detective Bruckner | Dan Glover | 2 | 2 |
| Mercedes Colon | Margo Velasquez | Caroline Cabrera | 7 | 1 |
| Norma Maldonado | Karina Sanchez | Delores Recinos | 5 | 1 |
| Nick Fink | Shawn | Donnie | 6 | 1 |
| Eric Steinberg | Professor Kim | Jon Musashi | 3 | 1 |
| Debra Christofferson | Therapist | Kay Vickers | 2 | 1 |
| Marcella Lentz-Pope | Chloe Hendricks | Maddy Garcia | 2 | 1 |
| Travis Schuldt | Nate Adams | Curtis Whitaker | 2 | 1 |
| David L. King | Chip Jackson \ Quinn's Attorney | FBI Head Don Anderson | 4 | 1 |
| Kara Royster | Dawn | Kiley | 4 | 1 |
| Chad Todhunter | Patrick Molloy | Jason O'Toole | 4 | 1 |
| Colby French | Jim Pearson | Jason Kern | 2 | 1 |
| Lyn Alicia Henderson | Social Worker / Lisa | Tech | 2 | 1 |
| Stephanie Erb | Dr. Vivian Hillcroft | Betsy Firth | 2 | 1 |
| Trevor St. John | Mariana's Therapist | John Hennigan | 2 | 1 |
| Vincent Ventresca | Henry | Duncan Weaver | 2 | 1 |
| Andrew Leeds | A.D.A. Colbert | Drew Yost | 1 | 1 |
| Anna Khaja | Joan | Ellen | 1 | 1 |
| Carlos Sanz | Ernesto Rivera | Det. Dan Silva | 3 | 1 |
| John Ales | Coach | Cale Sylvan | 1 | 1 |
| Roxana Brusso | Detective Fernandez | Elena | 3 | 1 |
| J.R. Cacia | Dan Cruz | Marcus Goodwin | 3 | 1 |
| Angela Alvarado | Social Worker | Det. Nieto | 1 | 1 |
| Cheyenne Wilbur | Jogger | Mike | 1 | 1 |
| Geoffrey Rivas | Bill | Captain Bocanegra | 1 | 1 |
| Rubén Garfias | Oscar | Mendoza | 1 | 1 |
| Sonia Jackson | Substitute Teacher | Bean | 1 | 1 |
| Kathleen Gati | Bus Driver | Vanna Clooney | 1 | 1 |
| Rolando Boyce | Security Guard | Van Driver | 1 | 1 |
| Soledad St. Hilaire | Seamstress | Maid | 1 | 1 |
| Stacy Edwards | Mrs. Baker | Concetta Wale | 1 | 1 |
| John Prosky | Doctor | Dr. Evan Quick | 2 | 1 |
| Chelsea Rendon | Social Worker / Lisa | Girl | 1 | 1 |
| Dean Cudworth | Officer Brooker | Deputy | 1 | 1 |
| Jeremy Glazer | Jeff Stolland | Steve Berman | 1 | 1 |
| Jonathan Spencer | Carl | Howie | 1 | 1 |
| Mia Cottet | Monica Quinn | Maggie Blankman | 1 | 1 |
| Monica Garcia | Concerned Teacher | Guard | 1 | 1 |
| Paul Schackman | Laser Specialist | Alan Montross | 1 | 1 |
| Alex Quijano | Tony Delgado | Attendant | 2 | 1 |
| Mark Daugherty | Jin | Horatio | 2 | 1 |
| Chet Grissom | Assistant DA | Mr. Trevayne | 1 | 1 |
| Eric Isenhower | Sam | Marcellus | 1 | 1 |
| Jeff Williams | Mr. Keating | Brother Tec | 1 | 1 |
| Ross Mackenzie | Man | Marshall | 1 | 1 |
| Brandon Morales | Officer | 2nd SWAT Team Commander | 1 | 1 |
| Karl T. Wright | Attending Doctor | Attorney | 1 | 1 |
| Preston James Hillier | EMT | Sacramento PD | 1 | 1 |
| Christopher Goodman | Tom | Lieutenant Sheridan | 1 | 1 |
| Exie Booker | Officer Verdez | Corrections Officer | 1 | 1 |
| Ivar Brogger | Doctor | Elliott Winston | 1 | 1 |
| Mark Weiler | Clint | Gangster | 1 | 1 |
| Michelle Gardner | Agent Kathryn Jordan | Ginger Cauley | 1 | 1 |
| William Charlton | Contractor | Rear Admiral | 1 | 1 |
| Danielle Kennedy | Neighbor Woman | Woman | 1 | 1 |
| Darryl Alan Reed | Apartment Manager | Clerk | 1 | 1 |
| Pablo Espinosa | Officer Juarez | Agent Weber | 1 | 1 |
| Jarrod Crawford | Halfway House Counselor | Journalist | 2 | 1 |
| James C. Victor | Jack Carver | Jeffrey Barge | 1 | 1 |
| John Lee Ames | Crazed Man | Jim Matthews | 1 | 1 |
| Charles Carpenter | Officer Fullerton | Deputy | 1 | 1 |
| Ana Dela Cruz | Cynthia | FBI Agent #2 | 1 | 1 |
| Livia Treviño | Court Reporter | Female Prison Guard | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.