Elenco Principal da Temporada 9

1. 

   Noah Wyle

   John Carter

2. 

   Anthony Edwards

   Mark Greene

3. 

   Alex Kingston

   Elizabeth Corday

4. 

   Julianna Margulies

   Carol Hathaway

5. 

   Laura Innes

   Kerry Weaver

6. 

   Eriq La Salle

   Peter Benton

7. 

   Maria Bello

   Anna Del Amico

8. 

   George Clooney

   Doug Ross

9. 

   Gloria Reuben

   Jeanie Boulet

Convidados Especiais 28

1. 

   Paul McCrane

   Robert Romano

2. Kristine Johnson

3. 

   Stacey Travis

   Detective Weller

4. 

   Telma Hopkins

   Carlene

5. 

   Geraldine Hughes

   Susan McFarlan

6. 

   Conni Marie Brazelton

   Connie Oligario

7. 

   John Aylward

   Donald Anspaugh

8. 

   Mariska Hargitayová

   Cynthia Hooper

9. 

   Clancy Brown

   Ellis West

10. 

    Trevor Morgan

    Scott Anspaugh

11. 

    Dennis Boutsikaris

    David Kotlowitz

12. 

    Brad William Henke

    John

13. 

    Laura Cerón

    Chuny Marquez

14. 

    Erica Yohn

    Ann Reilly

15. Sarah Hudnut Brody

    Laura Brown

16. Dena Burton

    Mariah

17. Scott Donovan

    Jason

18. 

    Bob Glouberman

    Jeff

19. Anthony DeSantis

    Stanley

20. Isaac Keith Swann

    Roussakoff

21. 

    Jan R. Hastings

    Pedestrian

22. 

    Gedde Watanabe

    Yosh Takata

23. 

    Rose Gregorio

    Helen Hathaway

24. 

    Stuart McLean

    Radiology Tech

25. 

    Kristin Minter

    Randi Fronczak

26. 

    Michael Ironside

    William Swift

27. 

    Lily Mariye

    Lily Jarvik

28. 

    Michele Morgan

    Allison Beaumont

Equipa Técnica 4