Season Regulars 6

1. 

   Joel Kinnaman

   Ed Baldwin

2. 

   Michael Dorman

   Gordon 'Gordo' Stevens

3. 

   Shantel VanSanten

   Karen Baldwin

4. 

   Jodi Balfour

   Ellen Wilson

5. 

   Sarah Jones

   Tracy Stevens

6. 

   Wrenn Schmidt

   Margo Madison

Guest Stars 20

1. 

   Krys Marshall

   Danielle Poole

2. 

   Eric Ladin

   Gene Kranz

3. 

   Colm Feore

   Wernher von Braun

4. 

   Ben Begley

   Charlie Duke

5. 

   Ryan Kennedy

   Michael Collins

6. 

   Martin Grey

   Scott Kraus

7. 

   Michael James Bell

   Principal Mike Russell

8. 

   Tait Blum

   Shane Baldwin

9. 

   James Urbaniak

   Gavin Donahue

10. 

    Chris Bauer

    Deke Slayton

11. 

    Mason Thames

    Daniel Stevens

12. 

    Wallace Langham

    Harold Weisner

13. 

    Olivia Trujillo

    Aleida Rosales

14. 

    Spencer Garrett

    Roger Scott

15. 

    Megan Dodds

    Andrea Walters

16. 

    Leonora Pitts

    Irene Hendricks

17. Nick Toren

    Tim 'Bird Dog' McKiernan

18. 

    Nate Corddry

    Larry Wilson

19. 

    Meghan Leathers

    Pam Horton

20. 

    Noah Harpster

    Bill Strausser

Crew 2