Jack Rossman / Jack Rossman (uncredited)
Eliot Ness
Enrico Rossi
Lee Hobson
William Youngfellow
Narrator
Hood (uncredited) / Club Patron (uncredited)
Police Officer (uncredited) / Diner Patron (uncredited)
Beecher Asbury / Beecher Asbury (uncredited)
Cam Allison Jr.
Matron (uncredited) / Customer (uncredited)
Hugger Davis / Foreman
Bugs Donovan / Louis Campagne
Police Photographer (uncredited) / Spectator at Murder Scene (uncredited)
Tommy Karpeles / Louie Madikoff
Hood (uncredited) / Machine-Gunner (uncredited)
Lepke Buchalter (uncredited) / Alexander Raeder
Jake Gurrah (uncredited) / Race Spectator (uncredited)
Museum Night Watchman (uncredited) / News Vendor (uncredited)
Benno / Joe Courtney
Police Officer (uncredited) / Herbie's Abductor (uncredited)
Mayor Anton J. Cermak / Barney Loomis
Tony Cestari / Mendez
Deuces Kobler / Birdie Yates
