Lew Ayres
Louie Ricarno
Dorothy Mathews
Doris Ricarno
Leon Janney
Jackie Lamarr
Robert Elliott
Captain Pat O'Grady
James Cagney
Steve Mileaway
Kenneth Thomson
Captain of Academy
Jerry Mandy
Gimpy, Gangster
Noel Madison
Rocco
Eddie Kane
Dr. Morton
Tom Wilson
Big Shot Kelly, Gangster
Dwight Frye
Monk, Gangster
Ruth Hall
Undetermined Secondary Role (uncredited)
Al Hill
Jimmy Kirk, Gangster (uncredited)
Thomas E. Jackson
Undetermined Secondary Role (uncredited)
John Kelly
Whitey Eckhart (uncredited)
Gus Leonard
Shop Owner (uncredited)
Collette Merton
Jane (uncredited)
Dick Purcell
Undetermined Secondary Role (uncredited)
Edwin Argus
The Midget
Fred Argus
Machine Gunner (uncredited)
Marie Astaire
Kitty, Fortune Teller (uncredited)
Elmer Ballard
Tommy, Louie's Chauffeur (uncredited)
Joe Bordeaux
Joe, Gangster (uncredited)
Clark Burroughs
Mike (uncredited)
Nick Copeland
The Midget's Henchman (uncredited)
Bernard Granville
Dr. J.W. Johnson, Plastic Surgeon (uncredited)
Eddie Hart
Tansey (uncredited)
Larry McGrath
Detective (uncredited)
Eddie Moran
Hymie, Gangster (uncredited)
George Rosener
Slick (uncredited)
Cliff Saum
Poolroom Proprietor (uncredited)
Tony Stabenau
Undetermined Secondary Role (uncredited)
Jack Wise
Delivery Waiter (uncredited)