Πρωταγωνιστές του κύκλου 12

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. 

   Sara Ramirez

   Callie Torres

9. 

   Isaiah Washington

   Preston Burke

10. 

    Patrick Dempsey

    Derek Shepherd

11. 

    Eric Dane

    Mark Sloan

12. 

    Kate Walsh

    Addison Montgomery

Γκεστ σταρ 11

1. 

   George Dzundza

   Harold O'Malley

2. 

   Steven W. Bailey

   Joe

3. 

   Jack Yang

   Walter

4. 

   Maurice J. Irvin

   Nurse Tyler Christian

5. 

   Jim Parrack

   Ted Carr

6. 

   Alexandra Billings

   Donna Gibson

7. 

   Alexandra Holden

   Jamie Carr

8. 

   Clare Carey

   Vicky Gibson

9. 

   Kali Rocha

   Sydney Heron

10. 

    Monica Sanchez

    Holly Sanborn

11. Joshua Cabrera

    Eric Sanborn

Συντελεστές 2