Casting et équipe

Rod SteigerAl Capone

Fay SpainMaureen Flannery

James GregorySchaefler (narrator)

Martin BalsamMac Keeley, reporter

Nehemiah PersoffJohnny Torrio

Murvyn VyeGeorge 'Bugs' Moran

Robert GistDion O'Banion

Lewis CharlesEarl Weiss

Joe De SantisBig Jim Colosimo

Sandy KenyonBones Corelli

Raymond BaileyLawyer Brancato

Al RuscioTony Genaro

Louis QuinnJoe Lorenzo

Ron SobleJohn Scalisi

SG

Steve GraversAlbert Anselmi

RB

Raikin Ben-AriBen Hoffman

Fred AldrichFuneral Spectator

CA

Cindy AmesNurse

James BaconReporter

PB

Paul BradleyBenefit Guest

RB

Ralph BrooksConvict in Yard at Alcatraz

Allen JaffeBodyguard

Clegg HoytLefty

Paul BryarPolice Inspector (uncredited)

Larry ChanceVincent (uncredited)

DC

Dick CherneyMoran Associate (uncredited)

MC

Mason CurryTailor (uncredited)

RC

Russell CusterFuneral Spectator (uncredited)

RD

Rudy DoucetteHood (uncredited)

Sol GorssCapone Hood at Polling Place (uncredited)

Mauritz HugoHood (uncredited)

Forbes MurrayPallbearer at Colosimo's Funeral (uncredited)

Dan RissVoice of Radio Announcer (uncredited)

Charles SherlockReporter (uncredited)

Fred ShermanStorekeeper (uncredited)