Edward G. Robinson
Caesar Enrico 'Rico' Bandello aka 'Little Caesar'
Douglas Fairbanks Jr.
Joe Massara
Glenda Farrell
Olga Stassoff
William Collier Jr.
Tony Passa
Sidney Blackmer
Big Boy
Ralph Ince
Pete Montana
Thomas E. Jackson
Sergeant Flaherty
Stanley Fields
Sam Vettori
Maurice Black
Little Arnie Lorch
George E. Stone
Otero
Armand Kaliz
De Voss
Nicholas Bela
Ritz Colonna
Ernie Adams
Cashier (uncredited)
Elmer Ballard
Undetermined Role (uncredited)
Ferike Boros
Mrs. Passa (uncredited)
Kernan Cripps
Detective (uncredited)
George Daly
Machine-Gunner (uncredited)
Adolph Faylauer
New Year's Celebrant (uncredited)
Ben Hendricks Jr.
Kid Bean (uncredited)
Al Hill
Rico's 'Butler' (uncredited)
Lucille La Verne
Ma Magdalena (uncredited)
Gladys Lloyd
McClure Guest (uncredited)
Noel Madison
Killer Peppi (uncredited)
Tom McGuire
Detective on Phone (uncredited)
Louis Natheaux
Hood (uncredited)
Henry Sedley
Scabby (uncredited)
Gay Sheridan
Nightclub Patron (uncredited)
Larry Steers
McClure Guest (uncredited)
Landers Stevens
Alvin McClure - Crime Commissioner (uncredited)
Mike Tellegen
Bodyguard (uncredited)
Bob Walker
Lorch Henchman (uncredited)