| Person | Type | Job | Role(s) |
|---|---|---|---|
 Adolph Deutsch | Crew | Sound | Original Music Composer |
 Agnes Flanagan | Crew | Costume & Make-Up | Hairstylist |
Alice Monte | Crew | Costume & Make-Up | Hairstylist |
Allen K. Wood | Crew | Production | Production Manager |
Arthur P. Schmidt | Crew | Editing | Editor |
 Billy Wilder | Crew | Writing | Screenplay, Director, Producer |
Charles Lang | Crew | Camera | Director of Photography |
Doane Harrison | Crew | Production | Associate Producer |
Edward G. Boyle | Crew | Art | Set Decoration |
Emile LaVigne | Crew | Costume & Make-Up | Makeup Artist |
Eve Newman | Crew | Sound | Music Editor |
Fred Lau | Crew | Sound | Sound |
 I. A. L. Diamond | Crew | Writing | Screenplay, Associate Producer |
John Franco | Crew | Directing | Continuity |
Michael Logan | Crew | Writing | Story |
Milt Rice | Crew | Crew | Special Effects |
 Orry-Kelly | Crew | Costume & Make-Up | Costume Design |
Robert Thoeren | Crew | Writing | Story |
Sam Nelson | Crew | Directing | Assistant Director |
Ted Haworth | Crew | Art | Art Direction |
Tom Plews | Crew | Art | Props |
 Arthur Tovey | Cast | Actor | Speakeasy Patron (uncredited) |
Barbara Drew | Cast | Actress | Nellie |
 Bert Stevens | Cast | Actor | Speakeasy Patron (uncredited) |
 Beverly Wills | Cast | Actress | Dolores |
 Billy Wayne | Cast | Actor | (uncredited) |
Bing Conley | Cast | Gangster at Convention (uncredited) | |
Brandon Beach | Cast | Actor | Party Guest (uncredited) |
 Carl M. Leviness | Cast | Actor | Retirement Home Resident (uncredited) |
 Carl Sklover | Cast | Actor | (uncredited) |
 Cosmo Sardo | Cast | Actor | Waiter (uncredited) |
 Dave Barry | Cast | Actor | Beinstock |
 Edward G. Robinson Jr. | Cast | Actor | Johnny Paradise |
Edwin Rochelle | Cast | Chef (uncredited) | |
 Frank McLure | Cast | Actor | Speakeasy Patron (uncredited) |
 Franklyn Farnum | Cast | Actor | Party Guest (uncredited) |
 Fred Sherman | Cast | Actor | Drunk (uncredited) |
 George E. Stone | Cast | Actor | Toothpick Charlie |
 George Raft | Cast | Actor | Spats Colombo |
 Grace Lee Whitney | Cast | Actress | Rosella (uncredited) |
 Hank Mann | Cast | Actor | Speakeasy Patron (uncredited) |
Harold 'Tommy' Hart | Cast | Official #2 (uncredited) | |
 Harry Wilson | Cast | Actor | Spats' Henchman |
Jack Gordon | Cast | Actor | Gangster with Charlie (uncredited) |
 Jack Lemmon | Cast | Actor | Jerry (Daphne) |
 Jack Mather | Cast | Actor | (uncredited) |
 Jack Perry | Cast | Actor | Gangster at Convention (uncredited) |
 James Dime | Cast | Actor | Gangster Convention Greeter (uncredited) |
James J. Casino | Cast | Actor | Gangster at Convention (uncredited) |
 Joan Shawlee | Cast | Actress | Sweet Sue |
 Joe E. Brown | Cast | Actor | Osgood Fielding III |
Joe Gray | Cast | Mobster at Banquet (uncredited) | |
Joe Palma | Cast | Actor | (uncredited) |
 John Indrisano | Cast | Actor | Waiter (uncredited) |
John Roy | Cast | Actor | Police Officer (uncredited) |
 Laurie Mitchell | Cast | Actress | Mary Lou (uncredited) |
 Marian Collier | Cast | Actress | Olga (uncredited) |
 Marilyn Monroe | Cast | Actress | Sugar Kane Kowalczyk |
 Mike Mazurki | Cast | Actor | Spats' Henchman |
 Nehemiah Persoff | Cast | Actor | Little Bonaparte |
 Noble 'Kid' Chissell | Cast | Actor | Police Officer (uncredited) |
Pat Comiskey | Cast | Spats' Henchman (uncredited) | |
 Pat O’Brien | Cast | Actor | Detective Mulligan |
Paul Cristo | Cast | Actor | Gangster at Convention (uncredited) |
 Paul Frees | Cast | Actor | Funeral Director / Waiter / Josephine (voice) (uncredited) |
 Sam Harris | Cast | Actor | Hotel Guest (uncredited) |
 Sandra Warner | Cast | Actress | Emily (uncredited) |
 Scott Seaton | Cast | Actor | Old Man (uncredited) |
 Shep Houghton | Cast | Actor | Speakeasy Patron (uncredited) |
Sid Troy | Cast | Gangster at Convention (uncredited) | |
 Steve Carruthers | Cast | Actor | Hotel Guest (uncredited) |
 Stuart Hall | Cast | Actor | Speakeasy Patron (uncredited) |
 Tito Vuolo | Cast | Actor | Mozzarella (uncredited) |
 Tom Kennedy | Cast | Actor | Bouncer (uncredited) |
 Tony Curtis | Cast | Actor | Joe (Josephine) |
 William H. O'Brien | Cast | Actor | Hotel Guest (uncredited) |
Colleen O'Sullivan | Cast | Actress | Band Member (uncredited) |
George Ford | Cast | Actor | Police Officer (uncredited) |
William Hoehne Jr. | Cast | Policeman (uncredited) | |
 Duke Fishman | Cast | Actor | Gangster at Convention (uncredited) |
Sammy Shack | Cast | Actor | Commuter at Station (uncredited) |
Ralph Volkie | Cast | Actor | Gangster at Massacre (uncredited) |
 Billy Gray | Cast | Sig Poliakoff | |
Joseph La Cava | Cast | Actor | Gangster at Convention (uncredited) |
Tiger Joe Marsh | Cast | Actor | (uncredited) |
King Lockwood | Cast | Gangster at Convention (uncredited) | |
Alex Ball | Cast | Actor | Speakeasy Patron (uncredited) |
Mary Foley | Cast | Actress | Band Member (uncredited) |
Sam Bagley | Cast | (uncredited) | |
Helen Perry | Cast | Actress | Rosella (uncredited) |
Joseph Glick | Cast | Gangster at Convention (uncredited) | |
Bobby Gilbert | Cast | Speakeasy Patron (uncredited) | |
Phil Bloom | Cast | Gangster at Convention (uncredited) | |
Willie Bloom | Cast | Actor | Gangster at Convention (uncredited) |
Robert Cole | Cast | Club Patron (uncredited) | |
Al Breneman | Cast | Bellhop (uncredited) | |
Beulah Christian | Cast | Speakeasy Patron (uncredited) | |
 Ted Christy | Cast | Actor | Gangster (uncredited) |
George Lake | Cast | (uncredited) | |
Tipp McClure | Cast | Actor | Spats' Henchman (uncredited) |
Danny Richards Jr. | Cast | Actor | Fresh Bellboy (uncredited) |
| Person | Type | Job | Role(s) |
