Alan Ladd as Steve Rollins

Edward G. Robinson as Victor Amato

Joanne Dru as Marcia Rollins

William Demarest as Dan Bianco

Paul Stewart as Joe Lye

Perry Lopez as Mario Amato

Fay Wray as Kay Stanley

Renata Vanni as Anna Amato

Nestor Paiva as Louis Fiaschetti

Stanley Adams as Hammy

Willis Bouchey as Police Lt. Paul Neville

Peter Hansen as Detective Connors

Anthony Caruso as Sebastian Pasmonick

George J. Lewis as Father Larocca

Tina Carver as Bessie Coster

Rod Taylor as John Brodie Evans (as Rodney Taylor)

Peter J. Votrian as George Pasmonick

Jayne Mansfield as Mario's Dance Partner at Nightclub (uncredited)

Mae Marsh as Mrs. Cobb, Steve's Landlady (uncredited)