Tecnica di un omicidio

Robert Webber

Clint Harris

Franco Nero

Tony Lo Bello

José Luis de Vilallonga

Dr. Goldstein / Frank Secchy

Cec Linder

Gastel

Theodora Bergery

Lucy

Earl Hammond

Frank

Michel Bardinet

Barry

Giovanni Di Benedetto

Andrea Ferri

Jeanne Valérie

Mary

Giovanni Cianfriglia

(uncredited)

Valentino Macchi

Photographic Lab Assistant (uncredited)

Jacques Stany

Target Practice Instructor (uncredited)