Casting

Director

Roger Corman

Producer

Roger Corman

Screenplay

Howard Browne

Original Music Composer

Lionel Newman

Director of Photography

Milton Krasner

Editor

William B. Murphy

Art Direction

Philip M. Jefferies, Jack Martin Smith

Set Decoration

Walter M. Scott

Makeup Artist

Ben Nye

Hairstylist

Margaret Donovan

Jason Robards
Jason RobardsAl Capone
George Segal
George SegalPeter Gusenberg
Ralph Meeker
Ralph MeekerGeorge Clarence 'Bugs' Moran
Jean Hale
Jean HaleMyrtle
Clint Ritchie
Clint RitchieJack McGurn
Frank Silvera
Frank SilveraNick Sorello
Joseph Campanella
Joseph CampanellaAlbert Wienshank
Richard Bakalyan
Richard BakalyanJohn Scalise
David Canary
David CanaryFrank Gusenberg
Bruce Dern
Bruce DernJohnny May
Harold J. Stone
Harold J. StoneFrank Nitti
Kurt Kreuger
Kurt KreugerJames Clark
Paul Richards
Paul RichardsCharles Fischetti
Joe Turkel
Joe TurkelJake 'Greasy Thumb' Guzik
Milton Frome
Milton FromeAdam Heyer
?
Mickey DeemsReinhold Schwimmer
John Agar
John AgarDion O'Bannion
Celia Lovsky
Celia LovskyJosephine Schwimmer
Tom Reese
Tom ReeseTed Newberry
Jan Merlin
Jan MerlinWillie Marks
Alexander D'Arcy
Alexander D'ArcyJoe Aiello
Reed Hadley
Reed HadleyHymie Weiss
?
Gus TrikonisRio
Charles Dierkop
Charles DierkopSalvanti
Tom Signorelli
Tom SignorelliBobo Borotto
Rico Cattani
Rico CattaniAlbert Anselmi
Alex Rocco
Alex RoccoDiamond
Leo Gordon
Leo GordonHeitler
Daniel Ades
Daniel AdesAngelo Molina (uncredited)
Vincent Barbi
Vincent BarbiWitness (uncredited)
?
Laura BarryGirl (uncredited)
?
Bob BrandonCapone Board Member (uncredited)
?
Mushy CallahanHood (uncredited)
Mary Grace Canfield
Mary Grace CanfieldMrs. Doody, Landlady (uncredited)
?
Albert CavensReporter (uncredited)
?
Bud CokesHood (uncredited)
Russ Conway
Russ ConwayInterrogator (uncredited)
?
Yutta D'ArcyGangster Girl (uncredited)
?
Tony DanteCommuter (uncredited)
?
Jack Del RioCapone Board Member (uncredited)
?
George DeNormandClerk (uncredited)
Paul Frees
Paul FreesNarrator (voice) (uncredited)
?
Ron GansChapman (uncredited)
?
James GonzalezParty Guest (uncredited)
?
Michele GuariniPatsy Lolordo (uncredited)
?
Phil HarronCapone Board Member (uncredited)
Jonathan Haze
Jonathan HazeGangster Dressed as a Cop (uncredited)
?
Lisa JakGangster Girl (uncredited)
Betsy Jones-Moreland
Betsy Jones-MorelandPoolside Interviewer (uncredited)
?
Richard KrisherDesk Clerk (uncredited)
?
William MeaderTenant (uncredited)
Mary Michael
Mary MichaelGangster Girl (uncredited)
Dick Miller
Dick MillerGangster Dressed as a Cop (uncredited)
?
Ernesto MolinariCapone Board Member (uncredited)
Barboura Morris
Barboura MorrisJeanette Landsman (uncredited)
Jack Nicholson
Jack NicholsonGino, Hit Man (uncredited)
?
Ron NymanHood (uncredited)
Monty O'Grady
Monty O'GradyParty Guest (uncredited)
?
José PortugalMourner (uncredited)
Leoda Richards
Leoda RichardsParty Guest (uncredited)
?
Jerry RushParty Guest (uncredited)
Jeffrey Sayre
Jeffrey SayreParty Guest (uncredited)
Ken Scott
Ken ScottPoliceman (uncredited)
?
Bernard SellHood (uncredited)
?
Sammy ShackVagrant (uncredited)
Joan Shawlee
Joan ShawleeEdna, Frank's Girlfriend (uncredited)
Buck Taylor
Buck TaylorPoolside Interviewer 2 (uncredited)
Corinna Tsopei
Corinna TsopeiGangster Girl (uncredited)
?
Patrick WhyteJudge at Party (uncredited)
?
Judith WoodburyParty Guest (uncredited)