Actors in both ER and Heroes
96 actors have appeared in both ER and Heroes, across 409 episodes. The most-credited is Cristine Rose, Mrs. Martinez in ER and Angela Petrelli in Heroes.
| Actor | In ER | In Heroes | Eps | Eps |
|---|---|---|---|---|
| Cristine Rose | Mrs. Martinez | Angela Petrelli | 1 | 19 |
| Željko Ivanek | Bruce Resnick | Emile Danko | 1 | 12 |
| Robert Knepper | Keith Reynolds | Samuel Sullivan | 1 | 7 |
| Ntare Guma Mbaho Mwine | Assistant D.A., Paul Traylor | Usutu | 2 | 10 |
| Michael B. Silver | Dr. Paul Myers | Liam Samuels | 12 | 1 |
| Leonard Roberts | Police Officer | Daniel Lawrence "D.L." Hawkins | 1 | 2 |
| Thomas Dekker | 4 Year Old Boy | Zach | 1 | 11 |
| Nick D'Agosto | Andy | West Rosen | 2 | 9 |
| Ernie Hudson | Colonel James Gallant | Captain Lubbock | 2 | 2 |
| Louise Fletcher | Roberta "Birdie" Chadwick | Dr. Coolidge | 3 | 2 |
| Clea DuVall | Katie Reed | FBI Agent Audrey Hanson | 2 | 7 |
| Alan Blumenfeld | Rob Savage | Maury Parkman | 1 | 6 |
| Dan Byrd | Russ | Luke Campbell | 1 | 3 |
| Dawn-Lyen Gardner | Sandy Rochon | Elizabeth | 1 | 2 |
| Demetrius Grosse | Officer Newkirk | Samedi | 5 | 3 |
| Stana Katic | Blaire Collins | Hana Gitelman | 2 | 2 |
| Colby French | Greg Becton | Hank | 1 | 4 |
| Rolando Molina | Rolando | Motel Clerk | 5 | 1 |
| Swoosie Kurtz | Tina Marie Chambliss | Millie Houston | 1 | 2 |
| Alexa Nikolas | Megan Nesbitt | Angela Shaw - 1961 | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.