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)

Ferike Boros

Mrs. Passa (uncredited)

Al Hill

Rico's 'Butler' (uncredited)

Lucille La Verne

Ma Magdalena (uncredited)

Noel Madison

Killer Peppi (uncredited)

Louis Natheaux

Hood (uncredited)

Larry Steers

McClure Guest (uncredited)

Bob Walker

Lorch Henchman (uncredited)