| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert Nozaki | Crew | Art | Art Direction |
Arthur P. Schmidt | Crew | Editing | Editor |
Bertram C. Granger | Crew | Art | Set Decoration |
 Damon Runyon | Crew | Writing | Story |
 Daniel L. Fapp | Crew | Camera | Director of Photography |
Edmund L. Hartmann | Crew | Writing | Screenplay |
Gordon Jennings | Crew | Crew | Special Effects |
Hans Dreier | Crew | Art | Art Direction |
Harold Lewis | Crew | Sound | Sound Recordist |
 Jack Rose | Crew | Writing | Screenplay |
Jay Livingston | Crew | Sound | Songs |
John Cope | Crew | Sound | Sound Recordist |
Mary Kay Dodson | Crew | Costume & Make-Up | Costume Design |
 Melville Shavelson | Crew | Writing | Screenplay |
Oscar Rudolph | Crew | Directing | Assistant Director |
Ray Evans | Crew | Sound | Songs |
Robert Emmett Dolan | Crew | Sound | Original Music Composer |
Robert L. Welch | Crew | Production | Producer |
 Sam Comer | Crew | Art | Set Decoration |
 Sidney Lanfield | Crew | Directing | Director |
 Wally Westmore | Crew | Costume & Make-Up | Makeup Supervisor |
 Annette Warren | Cast | Actress | Gladys O'Neill (singing voice) (uncredited) |
 Arthur Space | Cast | Actor | Plainclothes Policeman (uncredited) |
 Ben Welden | Cast | Actor | Big Steve's Bodyguard |
 Bert Stevens | Cast | Actor | Nightclub Patron (uncredited) |
Bill Cartledge | Cast | Actor | First Jockey (uncredited) |
 Bob Hope | Cast | Actor | Humphrey "Sorrowful" Jones |
 Bob Kortman | Cast | Actor | Horse Player (uncredited) |
 Bruce Cabot | Cast | Actor | Big Steve Holloway |
Charles Cooley | Cast | Actor | Shorty (uncredited) |
 Claire Carleton | Cast | Actress | Agnes 'Happy Hips' Noonan (uncredited) |
Douglas Carter | Cast | Horse Player (uncredited) | |
Eddie Rio | Cast | Bookie (uncredited) | |
 Edgar Dearing | Cast | Actor | Police Lt. Ed Mitchell (uncredited) |
 Emmett Vogan | Cast | Actor | Psychiatrist |
 Erville Alderson | Cast | Actor | Happy the Mortician (uncredited) |
 Frank Mills | Cast | Actor | |
 George Magrill | Cast | Actor | Horse Player (uncredited) |
 Harry Tyler | Cast | Actor | Blinky (uncredited) |
 Houseley Stevenson | Cast | Actor | Doc Chesley |
Jack Roberts | Cast | Horse Player (uncredited) | |
 Jay Eaton | Cast | Actor | Horse Player (uncredited) |
Jerry Hunter | Cast | Actor | Newsboy (uncredited) |
Joe Gray | Cast | Gambler (uncredited) | |
 John "Skins" Miller | Cast | Actor | Head Telephone Man (uncredited) |
John Butler | Cast | Actor | Jack, Bettor on Green Demon (uncredited) |
John Shay | Cast | Actor | Doctor (uncredited) |
 Kenner G. Kemp | Cast | Actor | Bookmaker (uncredited) |
 Louise Lorimer | Cast | Actress | Nurse-Receptionist (uncredited) |
 Lucille Ball | Cast | Actress | Gladys O'Neill |
 Marc Krah | Cast | Actor | Nick, the Barber (uncredited) |
 Maurice Cass | Cast | Actor | Psychiatrist (uncredited) |
 Noble 'Kid' Chissell | Cast | Actor | Bookie (uncredited) |
 Orley Lindgren | Cast | Actor | Bit Part (uncredited) |
Patsy O'Byrne | Cast | Actress | Mrs. Oliver Sims (uncredited) |
Paul Lees | Cast | Actor | Orville Smith |
Ralph Montgomery | Cast | Actor | Horse Player (uncredited) |
 Ralph Peters | Cast | Actor | Taxicab Driver (uncredited) |
Sam Finn | Cast | Actor | Horse Player (uncredited) |
 Sayre Dearing | Cast | Actor | Spectator (uncredited) |
 Selmer Jackson | Cast | Actor | Doctor (uncredited) |
 Sid Tomack | Cast | Actor | Waiter at Steve's Place (uncredited) |
 Suzanne Ridgway | Cast | Actress | Nightclub Patron (uncredited) |
 Thomas Gomez | Cast | Actor | Reardon |
 Tom Pedi | Cast | Actor | Once Over Sam |
 William Demarest | Cast | Actor | Regret |
William Yip | Cast | Actor | Bookie (uncredited) |
 Chuck Hamilton | Cast | Actor | Policeman (uncredited) |
 Walter Winchell | Cast | Actor | Himself (voice) (uncredited) |
 Mary Jane Saunders | Cast | Actress | Martha Jane Smith |
Billy Snyder | Cast | Actor | Bookie (uncredited) |
James Davies | Cast | ||
Pat Lane | Cast | Bookie (uncredited) | |
Tony Cirillo | Cast | Horse Player (uncredited) | |
Delmar Thomas | Cast | Exercise Boy (uncredited) | |
Allen Ray | Cast | Horse Player (uncredited) | |
Sally Rawlinson | Cast | Nurse (uncredited) | |
Dario Piazza | Cast | Horse Player (uncredited) | |
Speer Martin | Cast | Jockey (uncredited) | |
Betty Corner | Cast | Nurse (uncredited) | |
Ethel Bryant | Cast | Nurse (uncredited) | |
George Chan | Cast | Chinese Man (uncredited) | |
Michael Cirillo | Cast | Horse Player (uncredited) | |
James Cornell | Cast | Horse Player (uncredited) | |
Henry Hope | Cast | Motorcyclist (uncredited) | |
John Mallon | Cast | Horse Player (uncredited) | |
| Person | Type | Job | Role(s) |
