Elenco Principal da Temporada 4

1. 

   Richard Dean Anderson

   Jack O'Neill

2. 

   Amanda Tapping

   Samantha Carter

3. 

   Christopher Judge

   Teal'c

4. 

   Michael Shanks

   Daniel Jackson

Convidados Especiais 18

1. 

   Gary Jones

   Walter Harriman

2. 

   Dmitry Chepovetsky

   Boris

3. 

   Garry Chalk

   Colonel Chekov

4. 

   Barclay Hope

   Colonel Lionel Pendergast

5. 

   Chelah Horsdal

   Lt. Womack

6. 

   Françoise Robertson

   Captain Daria Voronkova

7. 

   Hiro Kanagawa

   M. Wayne

8. 

   Mike Dopud

   Colonel Chernovshev

9. 

   Ronny Cox

   Senator Robert Kinsey

10. 

    Lucas Wolf

    Jennings/Jennings' Goa'uld

11. 

    Joey Aresco

    Mr. Parker/Parker's Goa'uld

12. Allan Gray

    Mr. Kent/Kent's Goa'uld

13. 

    Sean Millington

    SSgt. Peterson (Uncredited)

14. 

    Clayton Watmough

    Airman McKay (Uncredited)

15. 

    Ernie Jackson

    Sgt. Larson (Uncredited)

16. 

    Harley Jane Kozak

    Sara O'Neill (Uncredited)

17. Martin Blaiz

    SGC USAF Analyst (Uncredited)

18. Kyle Graham

    Charlie O'Neill (Uncredited)

Equipa Técnica 3