John Drew Barrymore
— Francis 'Frankie' Kane
Lita Milan
— Julie Cabell
Robert Bray
— 'Silk' Fennelli
Steve McQueen
— Martin Cabell
Salem Ludwig
— Moishe Moscowitz
R.G. Armstrong
— Flix
Douglas Rodgers
— Brother Bernard
Felice Orlandi
— Bert
Augusta Merighi
— Mrs. Cozzolina
Vincent Barbi
Abe Simon
— 'Fats' Crown
Vitina Marcus
— Frances Kane