The Violent Four

Gian Maria Volonté

Piero Cavallero

Don Backy

Sante Notarnicola

Tomas Milian

Commissioner Basevi

Ray Lovelock

Donato 'Tuccio' Lopez

Margaret Lee

Prostitute

Carla Gravina

Anna

Piero Mazzarella

Piva

Ezio Sancrotti

Adriano Rovoletto 'Bartolini'

Laura Solari

Tuccio's Mother

Pietro Martellanza

The Protector

María Rosa Sclauzero

Piero's Secretary

Ida Meda

Moglie di Piero