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