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)