Actors in both Dexter and ER
112 actors have appeared in both Dexter and ER, across 427 episodes. The most-credited is Lyn Alicia Henderson, Roni in Dexter and Paramedic Pamela Olbes in ER.
| Actor | In Dexter | In ER | Eps | Eps |
|---|---|---|---|---|
| Lyn Alicia Henderson | Roni | Paramedic Pamela Olbes | 1 | 149 |
| Scott Grimes | Alex Tilden | Dr. Archie Morris | 1 | 26 |
| Dominic Janes | Young Dexter | Alex Taggart | 5 | 22 |
| Aimee Garcia | Jamie Batista | Leanne Lawler | 22 | 1 |
| April L. Hernandez | Officer Cira Manzon | Nurse Inez | 8 | 7 |
| Glenn Plummer | Jimmy | Timmy Rawlins | 1 | 15 |
| Mary Mara | Valerie Hodges | Loretta Sweet | 3 | 9 |
| Julie Ann Emery | Fiona Camp | Paramedic Niki Lumley | 1 | 6 |
| Mark Pellegrino | Paul Bennett | Nathan Conley | 7 | 1 |
| Brad William Henke | Tony Tucci | John | 4 | 1 |
| Raphael Sbarge | Jim McCourt | Mr. Kirkendall | 3 | 2 |
| Judith Scott | Lt. Esme Pasquale | Mandy Smith | 5 | 1 |
| Scott Michael Campbell | Norm | EMT Reilly Brown | 1 | 7 |
| Demetrius Grosse | Alex Timmons, Morgue Attendant | Officer Newkirk | 2 | 5 |
| Roger Ranney | Nick Smith | Officer Maser | 3 | 1 |
| Michael Patrick McGill | Troy | Detective Ed Bernstein, Security #1, Officer Jeffries | 1 | 6 |
| Germaine De Leon | Nick, Intruder | Bale | 5 | 1 |
| Monique Gabriela Curnen | Yelina | Nurse Blanca | 2 | 1 |
| Rolando Molina | Armando | Rolando | 1 | 5 |
| Silas Weir Mitchell | Ken Olson | Luis, Marcus Hainey | 1 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.