Temporadas normales 7

1. 

   Zach Braff

   John 'J.D.' Dorian

2. 

   Donald Faison

   Christopher Turk

3. 

   John C. McGinley

   Perry Cox

4. 

   Sarah Chalke

   Elliot Reid

5. 

   Judy Reyes

   Carla Espinosa

6. 

   Ken Jenkins

   Bob Kelso

7. 

   Neil Flynn

   Janitor

Estrellas invitadas 19

1. 

   Sam Lloyd

   Ted Buckland

2. 

   Robert Maschio

   Todd

3. 

   Aloma Wright

   Laverne Roberts

4. 

   Michael Weston

   Private Brian Dancer

5. 

   Ravi Patel

   Intern

6. 

   Benjamin King

   Milos

7. 

   David Weidoff

   Intern

8. 

   Michael Patrick McGill

   Officer Brady

9. 

   Chris Dougherty

   Intern

10. 

    Spice Williams-Crosby

    Donna

11. Eamonn Roche

    Buzz

12. 

    Guilford Adams

    Intern

13. 

    DaJuan Johnson

    Intern

14. 

    Dean J. West

    Intern

15. 

    Jerry Shea

    Intern

16. 

    Glenn Hetrick

    Inmate

17. 

    Artie O'Daly

    Intern

18. Bob Bencomo

    Colonel Doctor

19. 

    Mike Schwartz

    Lloyd

Equipo 4