Season Regulars 4

1. 

   Michael Sheen

   William Masters

2. 

   Lizzy Caplan

   Virginia Johnson

3. 

   Caitlin FitzGerald

   Libby Masters

4. 

   Annaleigh Ashford

   Betty DiMello

Guest Stars 24

1. 

   Matt McCoy

   Arnold Ketterman

2. 

   Jonathan Adams

   Judge O. Varga

3. 

   Donald Sage Mackay

   Prosecutor John Watson

4. 

   Tom Kiesche

   Jerry

5. 

   Beth Kennedy

   Juror #11

6. James Liebman

   Professor / Juror #22

7. 

   Joey Vahedi

   Literary Man

8. Blair Fraser

   Juror #31

9. 

   Hiep Thi Le

   Juror #14

10. 

    Robert Arce

    Juror #24

11. Nancy Clemons

    Secretary

12. 

    Joel Brooks

    Mr. Schiff

13. 

    Sarah Silverman

    Helen Schiff

14. 

    Charles Shaughnessy

    Charles Clavermore (uncredited)

15. 

    Rondi Reed

    Edith Schiff

16. 

    Lisa Banes

    Nina Clavermore

17. 

    Niecy Nash-Betts

    Louise Bell

18. 

    Frederick Keeve

    AA Member (uncredited)

19. 

    Jeremy Strong

    Dr. Art Dreesen

20. 

    Danny Jacobs

    Bob Drag

21. 

    Betty Gilpin

    Dr. Nancy Leveau

22. 

    David Walton

    Bram Keller

23. 

    Nick Clifford

    Guy

24. Caiden Milick

    Howie Masters

Crew 1