| Person | Type | Job | Role(s) |
|---|---|---|---|
 Bernhard Kaun | Crew | Sound | Music |
Ewart Adamson | Crew | Writing | Screenplay, Story |
Hal Mohr | Crew | Camera | Director of Photography |
Hugh Reticker | Crew | Art | Art Direction |
Joseph Fields | Crew | Writing | Story |
Lillie Hayward | Crew | Writing | Screenplay |
Louis F. Edelman | Crew | Production | Producer |
 Michael Curtiz | Crew | Directing | Director |
 Orry-Kelly | Crew | Costume & Make-Up | Costume Design |
Perc Westmore | Crew | Costume & Make-Up | Makeup Artist |
Peter Milne | Crew | Writing | Screenplay |
Robert Hardy Andrews | Crew | Writing | Screenplay |
Russell Saunders | Crew | Directing | Assistant Director |
Thomas Pratt | Crew | Editing | Editor |
 Addison Richards | Cast | Actor | Prison Warden |
 Barton MacLane | Cast | Actor | Loder |
 Boris Karloff | Cast | Actor | John Ellman |
 Crauford Kent | Cast | Actor | British Radio Announcer (uncredited) |
 Eddie Acuff | Cast | Actor | 'Betcha' |
 Edmund Gwenn | Cast | Actor | Dr. Evan Beaumont |
 Edward Gargan | Cast | Actor | Guard Sitting Outside Warden's Office (uncredited) |
 Frank Darien | Cast | Actor | Cemetery Caretaker (uncredited) |
 George Beranger | Cast | Actor | Nolan's Butler (uncredited) |
 Henry O'Neill | Cast | Actor | District Attorney Werner |
 Joe King | Cast | Actor | Judge Roger Shaw |
 Joe Sawyer | Cast | Actor | 'Trigger' Smith |
 Kenneth Harlan | Cast | Actor | Stephen Martin |
 Leo White | Cast | Actor | Man in Courtroom (uncredited) |
 Marguerite Churchill | Cast | Actress | Nancy |
 Miki Morita | Cast | Actor | Loder's Butler Sako |
 Milton Kibbee | Cast | Actor | Reporter (uncredited) |
 Paul Harvey | Cast | Actor | Blackstone |
 Paul Panzer | Cast | Actor | Man in Courtroom (uncredited) |
 Ricardo Cortez | Cast | Actor | Nolan |
 Robert Strange | Cast | Actor | Merritt |
Ruth Robinson | Cast | Actress | Mrs. Shaw |
 Wade Boteler | Cast | Actor | Cellist's Guard (uncredited) |
 Warren Hull | Cast | Actor | Jimmy |
 William H. O'Brien | Cast | Actor | Juror (uncredited) |
| Person | Type | Job | Role(s) |
