| Person | Type | Job | Role(s) |
|---|---|---|---|
 Al Clark | Crew | Editing | Editor |
Arthur Morton | Crew | Sound | Orchestrator |
Burnett Guffey | Crew | Camera | Director of Photography |
Cary Odell | Crew | Art | Art Direction |
 George Duning | Crew | Sound | Original Music Composer |
Jack Haynes | Crew | Sound | Sound Recordist |
James Crowe | Crew | Art | Set Decoration |
 Jean Louis | Crew | Costume & Make-Up | Costume Design |
Joe Palma | Crew | Crew | Stunts |
John P. Barrett | Crew | Crew | Technical Advisor |
Milton Holmes | Crew | Production | Associate Producer, Original Story |
 Morris Stoloff | Crew | Sound | Music Director |
Ned Scott | Crew | Camera | Still Photographer |
 Robert Rossen | Crew | Writing | Screenplay, Director |
Stephen Goosson | Crew | Art | Art Direction |
 Wally Rose | Crew | Crew | Stunts |
Warren Low | Crew | Editing | Editor |
Carl Hiecke | Crew | Directing | Assistant Director |
Newsboy Brown | Crew | Art | Props |
Edward G. Nealis | Crew | Production | Producer |
Jerry Giesler | Crew | Production | Producer |
Bill Black | Crew | Art | Props |
Leo Schlesinger | Crew | Crew | Stunts |
George Lait | Crew | Production | Publicist |
 Adolph Faylauer | Cast | Actor | Hotel Guest |
 Al Hill | Cast | Actor | Fisherman |
Allen Mathews | Cast | Bodyguard | |
 Bert Stevens | Cast | Actor | Passerby |
Bob Perry | Cast | Actor | Dealer |
Brick Sullivan | Cast | Actor | Policeman |
 Brooks Benedict | Cast | Actor | Card Player |
Carl Saxe | Cast | Actor | Detective |
Charles Marsh | Cast | Actor | Businessman |
 Cy Schindell | Cast | Actor | Dealer |
 Dick Gordon | Cast | Actor | Card Player |
 Dick Powell | Cast | Actor | Johnny O'Clock |
 Ellen Drew | Cast | Actress | Nelle Marchettis |
 Evelyn Keyes | Cast | Actress | Nancy Hobson |
 Fred Aldrich | Cast | Actor | Hotel Doorman |
 George Lloyd | Cast | Actor | Fisherman |
Jack C. Smith | Cast | Actor | Practical Dealer |
 Jeff Chandler | Cast | Actor | Turk |
 Jeffrey Sayre | Cast | Actor | Card Player |
Jerry Frank | Cast | Man | |
 Jesse Graves | Cast | Actor | Redcap |
 Jim Bannon | Cast | Actor | Chuck Blayden |
 John Berkes | Cast | Actor | Waiter |
 John Kellogg | Cast | Actor | Charlie |
John P. Barrett | Cast | Actor | Floorman |
 Johnny Duncan | Cast | Actor | Newsboy |
 Kenner G. Kemp | Cast | Actor | Hotel Desk Man |
 Kenneth MacDonald | Cast | Actor | Cop |
 Kit Guard | Cast | Actor | Punchy |
 Lee J. Cobb | Cast | Actor | Inspector Koch |
 Mabel Paige | Cast | Actress | Slatternly Woman Tenant |
 Matty Fain | Cast | Actor | Fleming |
 Nina Foch | Cast | Actress | Harriet Hobson |
 Phil Brown | Cast | Actor | Phil, Hotel Clerk |
Raoul Freeman | Cast | Actor | Detective |
Robert Haines | Cast | Actor | Gambler |
 Robin Raymond | Cast | Actress | Hatcheck Girl |
 Shimen Ruskin | Cast | Actor | Dry Cleaner Guy |
 Thomas Gomez | Cast | Actor | Pete Marchettis |
 Victoria Faust | Cast | Actress | Marion |
 Virginia Farmer | Cast | Actress | Mrs. Wilson |
Sammy Shack | Cast | Actor | Dealer |
Ralph Volkie | Cast | Actor | Dealer |
Charles Perry | Cast | Actor | Dealer |
Pat Lane | Cast | Onlooker | |
Thomas H. O'Neil | Cast | Practical Dealer | |
Ralph Freedman | Cast | Practical Dealer | |
Fred Beecher | Cast | Practical Dealer | |
Gene Delmont | Cast | Dealer | |
Cy Malis | Cast | Dealer | |
Edward Margolis | Cast | Practical Dealer | |
Charles St. George | Cast | Dealer | |
Bill Stubbs | Cast | Practical Dealer | |
Charles Wexler | Cast | Bartender | |
George Zouzaniles | Cast | Practical Dealer | |
Charles Mueller | Cast | Actor | Bodyguard |
George Alesko | Cast | Practical Dealer | |
Joe Helper | Cast | Practical Dealer | |
| Person | Type | Job | Role(s) |
