| Person | Type | Job | Role(s) |
|---|---|---|---|
 Cedric Gibbons | Crew | Art | Art Direction |
 Dashiell Hammett | Crew | Writing | Characters |
 David Snell | Crew | Sound | Music |
 Douglas Shearer | Crew | Sound | Recording Supervision |
 Edwin B. Willis | Crew | Art | Set Decoration |
 Harry Kurnitz | Crew | Writing | Story, Screenplay |
 Irving Brecher | Crew | Writing | Screenplay |
Robert Kalloch | Crew | Costume & Make-Up | Costume Design |
Robert Kern | Crew | Editing | Editor |
 W.S. Van Dyke | Crew | Directing | Director |
William H. Daniels | Crew | Camera | Director of Photography |
 Alan Baxter | Cast | Actor | 'Whitey' Barrow |
 Aldrich Bowker | Cast | Actor | Watchman (uncredited) |
 Arthur Aylesworth | Cast | Actor | Second Coroner (uncredited) |
 Ava Gardner | Cast | Actress | Passerby at Racetrack (uncredited) |
 Barry Nelson | Cast | Actor | Paul Clarke |
 Donna Reed | Cast | Actress | Molly Ford |
 Fred Graham | Cast | Actor | Waiter with Steak (uncredited) |
 George Lloyd | Cast | Actor | Pipey (uncredited) |
 H.B. Haggerty | Cast | Actor | Mug |
 Henry O'Neill | Cast | Actor | Major Jason I. Sculley |
Jody Gilbert | Cast | Lana Webb (uncredited) | |
 Joe Devlin | Cast | Actor | Mug Starting Fight at Wrestling Match (uncredited) |
 John George | Cast | Actor | Wrestling Match Spectator (uncredited) |
 Loring Smith | Cast | 'Link' Stephens | |
 Lou Lubin | Cast | Actor | 'Rainbow' Benny Loomis |
 Louise Beavers | Cast | Actress | Stella |
 Myrna Loy | Cast | Actress | Nora Charles |
 Oliver Blake | Cast | Actor | Lawyer Fenster |
 Ray Teal | Cast | Actor | Cab Driver (uncredited) |
 Richard Hall | Cast | Nick Charles, Jr. | |
 Sam Levene | Cast | Actor | Lieutenant Abrams |
 Sid Melton | Cast | Actor | Fingers (uncredited) |
 Stella Adler | Cast | Actress | Claire Porter |
Tom Coleman | Cast | Actor | Cop (uncredited) |
 Tor Johnson | Cast | Actor | "The Irish Thrush", a wrestler (uncredited) |
 Will Wright | Cast | Actor | Maguire - Nervous Ticket Seller (uncredited) |
 William Powell | Cast | Actor | Nick Charles |
Joey Ray | Cast | Actor | Stephens' Clerk (uncredited) |
 Herschel Graham | Cast | Actor | Wrestling Match Spectator (uncredited) |
 Al Bain | Cast | Actor | Wrestling Match Spectator (uncredited) |
Joseph Anthony | Cast | Actor | Fred Macy |
 Skippy | Cast | Actor | Asta |
Adeline DeWalt Reynolds | Cast | Barrows' Landlady (uncredited) | |
The Cardiff Giant | Cast | Bearded Wrestler (uncredited) | |
| Person | Type | Job | Role(s) |
