Alain Delon
Tony Arzenta
Richard Conte
Nick Gusto
Roger Hanin
Carré
Carla Gravina
Sandra
Marc Porel
Domenico Maggio
Nicoletta Machiavelli
Anna
Guido Alberti
Don Mariano
Lino Troisi
Rocco Cutitta
Silvano Tranquilli
Montani, the Interpol officer
Erika Blanc
The Prostitute as a decoy
Rosalba Neri
Cutitta's Wife
Carla Calò
Arzenta's Mother
Ettore Manni
Gesmundo
Corrado Gaipa
Arzenta's Father
Francesco Bonetti
Loredana Nusciak
Gesmundo's Lover
Luis Suárez
Alberto Farnese
The Man who meets Carré in the nightclub
Umberto Orsini
Isnello, Gusto's right-hand man
Giancarlo Sbragia
Luca Dennino
Anton Diffring
Hans Grunwald (uncredited)
Maria Pia Conte
Carre's Secretary in the Nightclub (uncredited)
Claudio Ruffini
Carre's Bodyguard (uncredited)