| Person | Type | Job | Role(s) |
|---|---|---|---|
 Carl Laemmle Jr. | Crew | Production | Producer |
 Charles D. Hall | Crew | Art | Art Direction |
 Jack Pierce | Crew | Costume & Make-Up | Makeup Artist |
 James Whale | Crew | Directing | Director |
 Karl Freund | Crew | Camera | Director of Photography |
 Ladislas Fodor | Crew | Writing | Theatre Play |
Ted J. Kent | Crew | Editing | Editor |
W. Franke Harling | Crew | Sound | Original Music Composer, Music Director |
William Anthony McGuire | Crew | Writing | Screenplay |
 Caroline Rankin | Cast | Courtroom Spectator (uncredited) | |
 Charley Grapewin | Cast | Actor | Schultz |
 Christian Rub | Cast | Actor | Man on the Wrong Floor |
 Clay Clement | Cast | Actor | Reporter at Trial (uncredited) |
 Colin Kenny | Cast | Actor | Court Clerk (uncredited) |
 Donald Cook | Cast | Actor | Maria's Lover |
 Ernie Adams | Cast | Actor | Man Seeking a Light (uncredited) |
 Frank Morgan | Cast | Actor | Paul Held |
 Gloria Stuart | Cast | Actress | Lucy Bernsdorf |
 Jean Dixon | Cast | Actress | Hilda Frey |
 Julie Carter | Cast | Actress | Liesl the Maid (uncredited) |
 Mary Gordon | Cast | Actress | Scrubwoman (uncredited) |
 May Boley | Cast | Actress | Busybody in Courtroom |
 Michael Mark | Cast | Actor | Courtroom Spectator (uncredited) |
 Nancy Carroll | Cast | Actress | Maria Held |
 Paul Lukas | Cast | Actor | Walter Bernsdorf |
 Reginald Mason | Cast | Actor | Judge |
 Richard Cramer | Cast | Actor | Bill - a murderer (uncredited) |
 Robert Adair | Cast | Actor | Courtroom Officer (uncredited) |
 Ted Billings | Cast | Actor | Courtroom Spectator (uncredited) |
 Wallis Clark | Cast | Actor | Public Prosecutor |
 Walter Pidgeon | Cast | Actor | Lucy's Lover |
| Person | Type | Job | Role(s) |
