| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert Hackett | Crew | Writing | Screenplay |
 Cedric Gibbons | Crew | Art | Art Direction |
 Dashiell Hammett | Crew | Writing | Story |
 Dolly Tree | Crew | Costume & Make-Up | Costumer |
 Douglas Shearer | Crew | Sound | Recording Supervision |
Edward Ward | Crew | Sound | Original Music Composer |
 Edwin B. Willis | Crew | Art | Assistant Art Director |
 Frances Goodrich | Crew | Writing | Screenplay |
Harry McAfee | Crew | Art | Assistant Art Director |
Herbert Stothart | Crew | Sound | Original Music Composer |
 Hunt Stromberg | Crew | Production | Producer |
Oliver T. Marsh | Crew | Camera | Director of Photography |
Robert J. Schiffer | Crew | Costume & Make-Up | Makeup Artist |
Robert Kern | Crew | Editing | Editor |
Seymour Felix | Crew | Crew | Choreographer |
 W.S. Van Dyke | Crew | Directing | Director |
 Alan Marshal | Cast | Actor | Robert Landis |
 Allen 'Farina' Hoskins | Cast | Actor | Screwy (uncredited) |
 Constantine Romanoff | Cast | Actor | Wrestler at Party (uncredited) |
 Donald Briggs | Cast | Actor | Reporter (uncredited) |
 Elissa Landi | Cast | Actress | Selma Forrest Landis |
 George Zucco | Cast | Actor | Dr. Adolph Kammer |
Hal Le Sueur | Cast | Polly's Admirer (uncredited) | |
 Harry Tyler | Cast | Actor | Fingers (uncredited) |
 James Stewart | Cast | Actor | David Graham |
 Jessie Ralph | Cast | Actress | Aunt Katherine Forrest |
 John Kelly | Cast | Actor | Harold the Chauffer (uncredited) |
 Joseph Calleia | Cast | Actor | 'Dancer' |
 Lucille Ward | Cast | Actress | Prison Matron (uncredited) |
 Mary Gordon | Cast | Actress | Rose (uncredited) |
 Murray Alper | Cast | Actor | The Kid (uncredited) |
 Myrna Loy | Cast | Actress | Nora Charles |
 Paul Fix | Cast | Actor | Phil Byrnes / Ralph West |
 Penny Singleton | Cast | Actress | Polly Byrnes |
 Roger Moore | Cast | Actor | Reporter (uncredited) |
 Sam Levene | Cast | Actor | Lt. Abrams |
 Teddy Hart | Cast | Actor | Floyd Casper |
 Tom Ricketts | Cast | Actor | Henry the Butler (uncredited) |
 Ward Bond | Cast | Actor | Party Guest (uncredited) |
 William Benedict | Cast | Actor | Newsboy (uncredited) |
 William Law | Cast | Actor | Lum Kee |
 William Powell | Cast | Actor | Nick Charles |
 Zeffie Tilbury | Cast | Actress | Aunt Lucy (uncredited) |
Sue Moore | Cast | Actress | Sexy Blonde (uncredited) |
 Skippy | Cast | Actor | Asta |
| Person | Type | Job | Role(s) |
