Dennis O'Keefe
Barry Amsterdam
Paul Stewart
Arnold 'Arnie' Valent
Allison Hayes
Joyce Kern, Alias Sue Morton
Richard H. Cutting
David Healey
Carroll McComas
Mother Valent (uncredited)
John Zaremba
Robert Fenton
Hortense Petra
Cleo Allen (uncredited)
Al Capone
Al Capone (archive footage) (uncredited)
Steve Carruthers
Gambler (uncredited)
Franklyn Farnum
Nightclub Patron (uncredited)
Bess Flowers
Gambler (uncredited)
Gil Frye
Tony (uncredited)
Robert Haines
Party Guest (uncredited)
Charles Horvath
Hugo (uncredited)