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) / Diner Patron (uncredited)
Foreman / Abe Landau (uncredited)
Louie Campagna / Louis Campagne
Police Photographer (uncredited) / Trial Spectator (uncredited)
Julie Flack / Tommy Karpeles
Hood (uncredited) / Worker Loading Alcohol (uncredited)
Louis 'Lepke' Buchalter / Fred Metcalf (uncredited)
Doc (uncredited) / Jake Gurrah (uncredited)
Flophouse Manager (uncredited) / Newsboy
Lucky / Cully
Running Racetrack Cop (uncredited) / Herbie's Abductor (uncredited)
Mayor Anton J. Cermak / Mayer Wartel
Tony Cestari / Emilio
Garvin / Birdie Yates
