Actors in both ER and Numb3rs
277 actors have appeared in both ER and Numb3rs, across 449 episodes. The most-credited is Montae Russell, Paramedic Dwight Zadro in ER and Officer at Scene in Numb3rs.
| Actor | In ER | In Numb3rs | Eps | Eps |
|---|---|---|---|---|
| Montae Russell | Paramedic Dwight Zadro | Officer at Scene | 117 | 1 |
| CCH Pounder | Dr. Angela Hicks | Lt. Lee Havercamp | 24 | 1 |
| Michael Beach | Al Boulet | Len Walsh | 19 | 1 |
| Matthew Yang King | Rick | Matt Li | 1 | 14 |
| Gloria Reuben | P.A. Jeanie Boulet | Erica Quimby | 13 | 1 |
| Sharif Atkins | Dr. Michael Gallant | Clay Porter | 12 | 2 |
| Lisa Vidal | Fire Lieutenant Sandy Lopez | Jessica Malloy | 12 | 1 |
| Leslie Silva | Sonya Bassett | M.E. Ridenhour | 1 | 9 |
| Susan Beaubian | Dr. Weiss | Stendhauser, FBI Computer Tech #2, FBI Tech Agent #1 | 1 | 9 |
| Bellina Logan | Nurse Kit Morton | Lawyer | 27 | 1 |
| Erica Gimpel | Adele Newman | Principal Riva Bell | 19 | 1 |
| Erik Palladino | Dr. Dave Malucci | Captain Adams | 5 | 1 |
| Lourdes Benedicto | Rena Trujillo | Estella Ramirez | 5 | 1 |
| Eion Bailey | Med Student Jake Scanlon | Cam | 10 | 1 |
| Dan Martin | Lieutenant | Detective Cates | 1 | 4 |
| Marcello Thedford | Leon | Dwight "Heavy" Reddick | 7 | 1 |
| Shawn Hatosy | Willis Peyton | Dwayne Carter | 1 | 3 |
| Tony Hale | Norman Chapman | Professor Russell Lazlo | 2 | 2 |
| Amanda Carlin | Librarian | Forensic Technician | 1 | 2 |
| Garret Dillahunt | Steve Curtis | Jack Tollner | 5 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.