Actors in both Grey's Anatomy and Malcolm in the Middle
138 actors have appeared in both Grey's Anatomy and Malcolm in the Middle, across 618 episodes. The most-credited is Emy Coligado, Janelle Duco in Grey's Anatomy and Piama in Malcolm in the Middle.
| Actor | In Grey's Anatomy | In Malcolm in the Middle | Eps | Eps |
|---|---|---|---|---|
| Emy Coligado | Janelle Duco | Piama | 1 | 28 |
| Danielle Savre | Lieutenant Maya Bishop | Heidi | 7 | 1 |
| Amanda Fuller | Morgan Peterson | April | 5 | 1 |
| Drew Powell | Carl Shatler | Cadet Drew | 1 | 11 |
| Meagen Fay | Paula | Gretchen Mannküsser | 1 | 11 |
| Dan Martin | Scott Hill | Malik | 2 | 7 |
| Kathleen M. Darcy | Anesthesiologist | Wife | 10 | 1 |
| John O'Brien | Lab Tech Jeffrey | Store Clerk | 13 | 1 |
| Patricia Bethune | Nurse Ginger | Mrs. Tracy | 6 | 1 |
| Christina Ricci | Hannah Davies | Kelly | 2 | 1 |
| McNally Sagal | Kari Donnelly | Woman | 5 | 1 |
| Edward James Gage | Adam Keller | Brian | 1 | 7 |
| Merrin Dungey | Dr. Naomi Bennett | Kitty Kenarban, Teacher | 2 | 6 |
| Alanna Masterson | Hillary Boyd | Heidi | 1 | 1 |
| Jonathan Craig Williams | Mr. Kirby | Steve | 1 | 7 |
| Kathryn Joosten | Mrs. Drake | Claire | 1 | 1 |
| Laurie Metcalf | Beatrice Carver | Susan | 1 | 1 |
| Phil Abrams | Dr. Jim Nelson | Neighbor | 3 | 1 |
| Rosanna Arquette | Constance Ferguson | Anita | 1 | 1 |
| Sam Anderson | Michael Whitman | Police Commissioner | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.