Actors in both Grey's Anatomy and Will & Grace
116 actors have appeared in both Grey's Anatomy and Will & Grace, across 713 episodes. The most-credited is Steven W. Bailey, Joe in Grey's Anatomy and Vin in Will & Grace.
| Actor | In Grey's Anatomy | In Will & Grace | Eps | Eps |
|---|---|---|---|---|
| Steven W. Bailey | Joe | Vin | 30 | 1 |
| Geena Davis | Dr. Nicole Herman | Janet Adler | 13 | 1 |
| Kali Rocha | Dr. Sydney Heron | Stephanie | 11 | 1 |
| Winston Story | Dr. Leo Byrider | Rex | 20 | 1 |
| John O'Brien | Lab Tech Jeffrey | Man, Salesperson | 13 | 2 |
| Debra Mooney | Evelyn Hunt | Sister Robert | 13 | 1 |
| Patrick Dempsey | Dr. Derek Shepherd | Matthew Moshea | 4 | 3 |
| Taye Diggs | Dr. Sam Bennett | James Hansen | 3 | 4 |
| Demi Lovato | Hayley May | Jenny | 1 | 4 |
| Mary Pat Gleason | Marge Walker | Bridget, Sally | 1 | 4 |
| Ryan Pinkston | Carlton Allyn | Officer Drew | 1 | 4 |
| Brent Sexton | Jerry Frost | Guard | 1 | 2 |
| Ever Carradine | Athena | Pam | 1 | 2 |
| Joy Osmanski | Intern Lucy | Trish Yashida | 11 | 1 |
| Raphael Sbarge | Paul | Alex | 2 | 1 |
| Veronica Cartwright | Lydia Ashford | Judith McFarland | 2 | 1 |
| Emily Rutherfurd | Nancy Karev | Joanne | 1 | 4 |
| Mackenzie Marsh | Val Ashton | Angela | 3 | 2 |
| Erinn Hayes | Cathy Becker | Katherine Fallon | 1 | 1 |
| Ivar Brogger | Graham Cunningham | Mr. Hutt | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.