| Person | Type | Job | Role(s) |
|---|---|---|---|
 Darryl F. Zanuck | Crew | Production | Producer |
 David Mendoza | Crew | Sound | Conductor |
 Devereaux Jennings | Crew | Camera | Director of Photography |
Earl Luick | Crew | Costume & Make-Up | Costume Designer |
Edward M. McDermott | Crew | Editing | Editor |
Harvey F. Thew | Crew | Writing | Adaptation |
John Bright | Crew | Writing | Writer |
Kubec Glasmon | Crew | Writing | Writer |
Max Parker | Crew | Art | Art Direction |
 William A. Wellman | Crew | Directing | Director |
Harry L. Underwood | Crew | Camera | Assistant Camera |
 Adele Watson | Cast | Actress | Mrs. Doyle (uncredited) |
 Ben Hendricks Jr. | Cast | Actor | 'Bugs' Moran as a Boy (uncredited) |
 Beryl Mercer | Cast | Actress | Ma Powers |
 Charles Sullivan | Cast | Actor | Mug (uncredited) |
 Donald Cook | Cast | Actor | Mike Powers |
Dorothy Gray | Cast | Actress | Little Girl (uncredited) |
 Douglas Gerrard | Cast | Actor | Assistant Tailor (uncredited) |
 Eddie Kane | Cast | Actor | Joe - Headwaiter (uncredited) |
 Edward Woods | Cast | Actor | Matt Doyle |
 Frank Coghlan Jr. | Cast | Actor | Tom as a Boy (uncredited) |
 Frankie Darro | Cast | Actor | Matt as a Boy (uncredited) |
George Daly | Cast | Actor | Machine Gunner (uncredited) |
 Helen Parrish | Cast | Actress | Little Girl (uncredited) |
 James Cagney | Cast | Actor | Tom Powers |
 Jean Harlow | Cast | Actress | Gwen Allen |
 Joan Blondell | Cast | Actress | Mamie |
 Joe Sawyer | Cast | Actor | Pool Player (uncredited) |
 Landers Stevens | Cast | Actor | Doctor (uncredited) |
 Lee Phelps | Cast | Actor | Steve - Bartender (uncredited) |
 Leslie Fenton | Cast | Actor | Samuel 'Nails' Nathan |
 Lucille Ward | Cast | Actress | Mrs. Dalton (uncredited) |
 Mae Clarke | Cast | Actress | Kitty (uncredited) |
Mia Marvin | Cast | Jane (uncredited) | |
 Murray Kinnell | Cast | Actor | Putty Nose |
 Purnell Pratt | Cast | Actor | Officer Powers (uncredited) |
 Rita Flynn | Cast | Molly Doyle (uncredited) | |
 Robert Emmett O'Connor | Cast | Actor | Paddy Ryan |
 Robert Homans | Cast | Actor | Officer Pat Burke (uncredited) |
 Russ Powell | Cast | Actor | Bartender (uncredited) |
 Sam McDaniel | Cast | Actor | Headwaiter (uncredited) |
 Snitz Edwards | Cast | Actor | Miller (uncredited) |
 William H. Strauss | Cast | Actor | Pawnbroker (uncredited) |
Clark Burroughs | Cast | Actor | Dutch (uncredited) |
Nanci Price | Cast | Actress | Little Girl (uncredited) |
Dorothy Gee | Cast | Nails' Girl (uncredited) | |
| Person | Type | Job | Role(s) |
