시즌 정규 출연진 10

1. 

   Ellen Pompeo

   Meredith Grey

2. 

   Chandra Wilson

   Miranda Bailey

3. 

   Sandra Oh

   Cristina Yang

4. 

   James Pickens Jr.

   Richard Webber

5. 

   Katherine Heigl

   Izzie Stevens

6. 

   Justin Chambers

   Alex Karev

7. 

   T.R. Knight

   George O'Malley

8. 

   Isaiah Washington

   Preston Burke

9. 

   Patrick Dempsey

   Derek Shepherd

10. 

    Kate Walsh

    Addison Montgomery

특별출연 10

1. 

   Sara Ramirez

   Callie Torres

2. 

   Chris O'Donnell

   Finn Dandridge

3. Noelle McCutchen

   Nurse Vivian

4. 

   Albert Hall

   Eugene Foote

5. 

   Jean Louisa Kelly

   Rose Ward

6. 

   Jayne Brook

   Gwen Graber

7. 

   Jeffrey Dean Morgan

   Denny Duquette

8. 

   Andrew Borba

   Chris Ward

9. 

   Kathleen M. Darcy

   Burke's Anesthesiologist

10. 

    Bryce Robinson

    Timothy Ward

제작진 3