Al Capone
Peter Gusenberg
George Clarence 'Bugs' Moran
Myrtle
Jack McGurn
Nick Sorello
Albert Wienshank
John Scalise
Frank Gusenberg
Johnny May
Frank Nitti
James Clark
Charles Fischetti
Jake 'Greasy Thumb' Guzik
Adam Heyer
Reinhold Schwimmer
Dion O'Bannion
Josephine Schwimmer
Ted Newberry
Willie Marks
Joe Aiello
Hymie Weiss
Rio
Salvanti
Bobo Borotto
Albert Anselmi
Diamond
Heitler
Angelo Molina (uncredited)
Witness (uncredited)
Girl (uncredited)
Capone Board Member (uncredited)
Hood (uncredited)
Mrs. Doody, Landlady (uncredited)
Reporter (uncredited)
Hood (uncredited)
Interrogator (uncredited)
Gangster Girl (uncredited)
Commuter (uncredited)
Capone Board Member (uncredited)
Clerk (uncredited)
Narrator (voice) (uncredited)
Chapman (uncredited)
Party Guest (uncredited)
Patsy Lolordo (uncredited)
Capone Board Member (uncredited)
Gangster Dressed as a Cop (uncredited)
Gangster Girl (uncredited)
Poolside Interviewer (uncredited)
Desk Clerk (uncredited)
Tenant (uncredited)
Gangster Girl (uncredited)
Gangster Dressed as a Cop (uncredited)
Capone Board Member (uncredited)
Jeanette Landsman (uncredited)
Gino, Hit Man (uncredited)
Hood (uncredited)
Party Guest (uncredited)
Mourner (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Policeman (uncredited)
Hood (uncredited)
Vagrant (uncredited)
Edna, Frank's Girlfriend (uncredited)
Poolside Interviewer 2 (uncredited)
Gangster Girl (uncredited)
Judge at Party (uncredited)
Party Guest (uncredited)
Director of Photography
Director
Screenplay
Producer
Music
Associate Producer
Original Music Composer
Art Direction
Stunts
Dialogue
Art Direction
Assistant Director
Stunts
Visual Effects
Visual Effects
Unit Production Manager
Visual Effects
Orchestrator
Set Decoration
Makeup Artist
Hairstylist
Sound
Editor
Sound