Actors in both Grey's Anatomy and Mom
104 actors have appeared in both Grey's Anatomy and Mom, across 637 episodes. The most-credited is Mark Saul, Dr. Steve Mostow in Grey's Anatomy and Cooper in Mom.
| Actor | In Grey's Anatomy | In Mom | Eps | Eps |
|---|---|---|---|---|
| Mark Saul | Dr. Steve Mostow | Cooper | 36 | 2 |
| Reggie De Leon | Joshy | Paul | 1 | 20 |
| Grace Rowe | Paramedic Grace | Joan | 17 | 1 |
| Lauri Johnson | Grandma Ruth | Beatrice | 1 | 16 |
| Will Sasso | Jet / Maintenance Worker | Andy | 2 | 12 |
| Don McManus | Samuel Linden | Steve Casper | 1 | 10 |
| Mary Pat Gleason | Marge Walker | Mary | 1 | 8 |
| Amy Hill | Joanne | Beverly | 1 | 7 |
| Charlie Robinson | Leo Paulson | Mr. Munson | 1 | 7 |
| Mimi Kennedy | Verna Bradley | Marjorie Armstrong | 1 | 7 |
| Chiquita Fuller | Ashley Wright | Taylor | 1 | 6 |
| John O'Brien | Lab Tech Jeffrey | Waiter | 13 | 1 |
| Constance Zimmer | Dr. Alana Cahill | Professor Turner | 5 | 1 |
| Missi Pyle | Dr. Nicole Baylow | Natasha | 1 | 5 |
| Winston Story | Dr. Leo Byrider | Dane | 20 | 1 |
| Wallace Langham | Dr. Steve Corridan | Jerry | 1 | 3 |
| Nicole J. Butler | Jess | Woman #1 | 1 | 2 |
| Tyne Daly | Carolyn Shepherd | Barbara | 2 | 1 |
| Mark Adair-Rios | David Morris | Dr. Gonzalez | 6 | 1 |
| Patricia Bethune | Nurse Ginger | Wanda | 6 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.