Actors in both ER and The Mentalist
395 actors have appeared in both ER and The Mentalist, across 482 episodes. The most-credited is John Aylward, Dr. Donald Anspaugh in ER and Dr. Lewis Stutzer in The Mentalist.
| Actor | In ER | In The Mentalist | Eps | Eps |
|---|---|---|---|---|
| John Aylward | Dr. Donald Anspaugh | Dr. Lewis Stutzer | 74 | 1 |
| Lyn Alicia Henderson | Paramedic Pamela Olbes | Tech | 149 | 1 |
| Kristin Minter | Randi Fronczak | Sugar | 70 | 1 |
| Kathleen Wilhoite | Chloe Lewis | Margo Ketchum | 19 | 1 |
| Michael Gaston | U.S. Marshal Rick Cromley | Gale Bertram | 1 | 17 |
| Gregory Itzin | Burn Doctor | Virgil Minelli | 1 | 15 |
| Jillian Bach | Med Student Penny Nicholson | Sarah Harrigan | 5 | 6 |
| Michael Rady | Brian Moretti | Luther Wainwright | 2 | 9 |
| Tara Karsian | Liz Dade | Medical Examiner | 7 | 2 |
| David Noroña | MRI Tech | Osvaldo "Oscar" Ardiles | 1 | 7 |
| Samaire Armstrong | Tasha | Summer Edgecombe | 1 | 7 |
| Amy Aquino | Dr. Janet Coburn | Judge Patricia Davis | 26 | 2 |
| Xander Berkeley | Detective Wilson | Sheriff Thomas McAllister | 1 | 5 |
| George Wyner | Rabbi | Dr. Steiner | 2 | 3 |
| JoNell Kennedy | Judy Munder | Coroner Pat | 1 | 4 |
| Gil McKinney | Dr. Paul Grady | Sean Meyers | 23 | 1 |
| Tim Griffin | Captain John Evans | Kenneth "Ken" Spackman | 2 | 2 |
| Andrea Parker | Linda Farrell | Ann Meier | 10 | 1 |
| Currie Graham | James | Walter Mashburn | 1 | 2 |
| Kevin Sussman | Colin | Phil Redmond | 2 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.