Регулярный состав сезона 4

1. 

   David James Elliott

   Harmon Rabb

2. 

   Catherine Bell

   Sarah MacKenzie

3. 

   Patrick Labyorteaux

   Bud Roberts

4. 

   John M. Jackson

   AJ Chegwidden

Приглашённые звёзды 14

1. 

   Leon Russom

   Gayle Osbourne

2. 

   Lillian Lehman

   Malka Dayan

3. 

   Beata Pozniak

   Malka Dayan

4. 

   Victor Love

   Jason Magida

5. 

   Radmar Agana Jao

   Maxwell

6. 

   Lillian Lehman

   Judge

7. Kiva Lawrence

   Sickbay Doctor

8. 

   Rick Cramer

   SRT Corpsman

9. James Encinas

   Marine Guard

10. 

    Jordan Murphy

    Corpsman

11. 

    Guy Garner

    Tom Hart

12. 

    Steven Culp

    Clayton Webb

13. 

    Claudette Nevins

    Mrs. Porter Webb

14. 

    Chuck Carrington

    Jason Tiner

Съёмочный состав 5