Jason Robards
Al Capone
Acting
George Segal
Peter Gusenberg
Acting
Ralph Meeker
George Clarence 'Bugs' Moran
Acting
Jean Hale
Myrtle
Acting
Clint Ritchie
Jack McGurn
Acting
Frank Silvera
Nick Sorello
Acting
Joseph Campanella
Albert Wienshank
Acting
Richard Bakalyan
John Scalise
Acting
David Canary
Frank Gusenberg
Acting
Bruce Dern
Johnny May
Acting
Harold J. Stone
Frank Nitti
Acting
Kurt Kreuger
James Clark
Acting
Paul Richards
Charles Fischetti
Acting
Joe Turkel
Jake 'Greasy Thumb' Guzik
Acting
Milton Frome
Adam Heyer
Acting
Mickey Deems
Reinhold Schwimmer
Acting
John Agar
Dion O'Bannion
Acting
Celia Lovsky
Josephine Schwimmer
Acting
Tom Reese
Ted Newberry
Acting
Jan Merlin
Willie Marks
Acting
Alexander D'Arcy
Joe Aiello
Acting
Reed Hadley
Hymie Weiss
Acting
Gus Trikonis
Rio
Directing
Charles Dierkop
Salvanti
Acting
Tom Signorelli
Bobo Borotto
Acting
Rico Cattani
Albert Anselmi
Acting
Alex Rocco
Diamond
Acting
Leo Gordon
Heitler
Acting
Daniel Ades
Angelo Molina (uncredited)
Acting
Vincent Barbi
Witness (uncredited)
Acting
Laura Barry
Girl (uncredited)
Acting
Bob Brandon
Capone Board Member (uncredited)
Acting
Mushy Callahan
Hood (uncredited)
Acting
Mary Grace Canfield
Mrs. Doody, Landlady (uncredited)
Acting
Albert Cavens
Reporter (uncredited)
Acting
Bud Cokes
Hood (uncredited)
Acting
Russ Conway
Interrogator (uncredited)
Acting
Yutta D'Arcy
Gangster Girl (uncredited)
Acting
Tony Dante
Commuter (uncredited)
Acting
Jack Del Rio
Capone Board Member (uncredited)
Acting
George DeNormand
Clerk (uncredited)
Acting
Paul Frees
Narrator (voice) (uncredited)
Acting
Ron Gans
Chapman (uncredited)
Acting
James Gonzalez
Party Guest (uncredited)
Acting
Michele Guarini
Patsy Lolordo (uncredited)
Acting
Phil Harron
Capone Board Member (uncredited)
Acting
Jonathan Haze
Gangster Dressed as a Cop (uncredited)
Acting
Lisa Jak
Gangster Girl (uncredited)
Acting
Betsy Jones-Moreland
Poolside Interviewer (uncredited)
Acting
Richard Krisher
Desk Clerk (uncredited)
Acting
William Meader
Tenant (uncredited)
Acting
Mary Michael
Gangster Girl (uncredited)
Acting
Dick Miller
Gangster Dressed as a Cop (uncredited)
Acting
Ernesto Molinari
Capone Board Member (uncredited)
Acting
Barboura Morris
Jeanette Landsman (uncredited)
Acting
Jack Nicholson
Gino, Hit Man (uncredited)
Acting
Ron Nyman
Hood (uncredited)
Acting
Monty O'Grady
Party Guest (uncredited)
Acting
José Portugal
Mourner (uncredited)
Acting
Leoda Richards
Party Guest (uncredited)
Acting
Jerry Rush
Party Guest (uncredited)
Acting
Jeffrey Sayre
Party Guest (uncredited)
Acting
Ken Scott
Policeman (uncredited)
Acting
Bernard Sell
Hood (uncredited)
Acting
Sammy Shack
Vagrant (uncredited)
Acting
Joan Shawlee
Edna, Frank's Girlfriend (uncredited)
Acting
Buck Taylor
Poolside Interviewer 2 (uncredited)
Acting
Corinna Tsopei
Gangster Girl (uncredited)
Acting
Patrick Whyte
Judge at Party (uncredited)
Acting
Judith Woodbury
Party Guest (uncredited)
Acting