Actors in both ER and House
266 actors have appeared in both ER and House, across 507 episodes. The most-credited is Lyn Alicia Henderson, Paramedic Pamela Olbes in ER and Vet in House.
| Actor | In ER | In House | Eps | Eps |
|---|---|---|---|---|
| Lyn Alicia Henderson | Paramedic Pamela Olbes | Vet | 149 | 1 |
| Anne Dudek | Paula Gamble | Dr. Amber Volakis | 1 | 19 |
| Jennifer Crystal Foley | Reba | Rachel Taub | 1 | 18 |
| Elizabeth Mitchell | Dr. Kim Legaspi | Sister Mary Augustine | 14 | 1 |
| Sharif Atkins | Dr. Michael Gallant | Hayes Macklin | 12 | 1 |
| Donal Logue | Flight Nurse Chuck Martin | Cyrus Harry | 11 | 1 |
| Michael Weston | Rafe Hendricks | Lucas Douglas | 2 | 10 |
| Stephanie Venditto | Diana Rushing | Nurse Brenda | 1 | 11 |
| Kal Penn | Narajan | Dr. Lawrence Kutner | 1 | 10 |
| Erica Gimpel | Adele Newman | Elizabeth Stone | 19 | 1 |
| Peter Jacobson | Susan's molester | Dr. Christopher Taub | 1 | 8 |
| Ron Perkins | Mr. Elmore | Dr. Ron Simpson | 1 | 8 |
| Scott Michael Campbell | EMT Reilly Brown | Joe | 7 | 2 |
| Tracy Vilar | Doris | Nurse Regina | 2 | 6 |
| Cress Williams | Officer Reggie Moore | Hospital Attorney | 14 | 1 |
| Harry Lennix | Dr. Greg Fischer | John Henry Giles | 6 | 1 |
| Diane Baker | Louise Duffy | Blythe House | 1 | 4 |
| Nigel Gibbs | Matson | Sanford Wells | 1 | 4 |
| China Jesusita Shavers | Olivia Evans | Hanna | 7 | 1 |
| Dahlia Salem | Dr. Jessica Albright | Max | 7 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.