Alain Delon as Tony Arzenta

Richard Conte as Nick Gusto

Roger Hanin as Carré

Carla Gravina as Sandra

Marc Porel as Domenico Maggio

Nicoletta Machiavelli as Anna

Guido Alberti as Don Mariano

Lino Troisi as Rocco Cutitta

Silvano Tranquilli as Montani, the Interpol officer

Erika Blanc as The Prostitute as a decoy

Rosalba Neri as Cutitta's Wife

Carla Calò as Arzenta's Mother

Ettore Manni as Gesmundo

Corrado Gaipa as Arzenta's Father

Francesco Bonetti as

Loredana Nusciak as Gesmundo's Lover

Luis Suárez as

Alberto Farnese as The Man who meets Carré in the nightclub

Umberto Orsini as Isnello, Gusto's right-hand man

Giancarlo Sbragia as Luca Dennino

Anton Diffring as Hans Grunwald (uncredited)

Maria Pia Conte as Carre's Secretary in the Nightclub (uncredited)

Claudio Ruffini as Carre's Bodyguard (uncredited)