Chicago Syndicate

Dennis O'Keefe

Barry Amsterdam

Abbe Lane

Connie Peters

Paul Stewart

Arnold 'Arnie' Valent

Allison Hayes

Joyce Kern, alias Sue Morton

Xavier Cugat

Benny Chico

Richard H. Cutting

David Healey

Chris Alcaide

Nate

William Challee

Dolan

Carroll McComas

Mother Valent (Uncredited)

Hugh Sanders

Pat Winters

John Zaremba

Robert Fenton

George Brand

Jack Roper

Hortense Petra

Cleo Allen (Uncredited)

Al Capone

Al Capone (Archive Footage) (Uncredited)

Steve Carruthers

Gambler (Uncredited)

Franklyn Farnum

Nightclub Patron (Uncredited)

Bess Flowers

Gambler (Uncredited)

Gil Frye

Tony (Uncredited)

Robert Haines

Party Guest (Uncredited)

Charles Horvath

Hugo (Uncredited)

Jack Kenney

Crowd Member at Murder Scene (Uncredited)

Tyler McVey

Henderson (Uncredited)

Joseph Mell

Markey (Uncredited)

Harold Miller

Fight Spectator (Uncredited)

Joe Ploski

Street Passerby / Party Guest (Uncredited)

Cosmo Sardo

Nightclub Patron / Party Guest (Uncredited)

Carl Sklover

Reporter on Murder Scene (Uncredited)

Bert Stevens

Nightclub Patron (Uncredited)

Mark Hanna

Brad Lacy (Uncredited)