
Chicago February 14th 1929. Al Capone finally establishes himself as the city's boss of organised crime. In a north-side garage his hoods, dressed as policemen, surprise and mow down with machine-guns the key members of Bugs Moran's rival gang. The film traces the history of the incident, and the lives affected and in some cases ended by it.

as Al Capone

as Peter Gusenberg

as George Clarence 'Bugs' Moran

as Myrtle

as Jack McGurn

as Nick Sorello

as Albert Wienshank

as John Scalise

as Frank Gusenberg

as Johnny May

as Frank Nitti

as James Clark

as Charles Fischetti

as Jake 'Greasy Thumb' Guzik

as Adam Heyer

as Reinhold Schwimmer

as Dion O'Bannion

as Josephine Schwimmer

as Ted Newberry

as Willie Marks

as Joe Aiello

as Hymie Weiss

as Rio

as Salvanti

as Bobo Borotto

as Albert Anselmi

as Diamond

as Heitler

as Angelo Molina (uncredited)

as Witness (uncredited)

as Girl (uncredited)

as Capone Board Member (uncredited)

as Hood (uncredited)

as Mrs. Doody, Landlady (uncredited)

as Reporter (uncredited)

as Hood (uncredited)

as Interrogator (uncredited)

as Gangster Girl (uncredited)

as Commuter (uncredited)

as Capone Board Member (uncredited)

as Clerk (uncredited)

as Narrator (voice) (uncredited)

as Chapman (uncredited)

as Party Guest (uncredited)

as Patsy Lolordo (uncredited)

as Capone Board Member (uncredited)

as Gangster Dressed as a Cop (uncredited)

as Gangster Girl (uncredited)

as Poolside Interviewer (uncredited)

as Desk Clerk (uncredited)

as Tenant (uncredited)

as Gangster Girl (uncredited)

as Gangster Dressed as a Cop (uncredited)

as Capone Board Member (uncredited)

as Jeanette Landsman (uncredited)

as Gino, Hit Man (uncredited)

as Hood (uncredited)

as Party Guest (uncredited)

as Mourner (uncredited)

as Party Guest (uncredited)

as Party Guest (uncredited)

as Party Guest (uncredited)

as Policeman (uncredited)

as Hood (uncredited)

as Vagrant (uncredited)

as Edna, Frank's Girlfriend (uncredited)

as Poolside Interviewer 2 (uncredited)

as Gangster Girl (uncredited)

as Judge at Party (uncredited)

as Party Guest (uncredited)