Cast
Jess Hahn
Boris
Claudio Brook
Robert Foster
Paolo Gozlino
Gordon Smash
Pietro Torrisi
Yves Vincent
Felton
Bill Vanders
Newspaper Editor (uncredited)
Goffredo Unger
Daniela Bianchi
Arabella
Harriet Medin
Dr. Evans' assistant
Raymond Bussières
Train conductor
Tina Aumont
Dolly
Stefania Careddu
Katia
Nazzareno Zamperla
Flash
Jacques Herlin
Actor at recital
Anthony Dawson
Dr. Evans
Aldo Cecconi
Gino Turini
John Karlsen
Photographer in Nightclub (uncredited)
Andrea Bosic
Diplomat
Guido Lollobrigida
Pietro Ceccarelli
Gang Member
John Bartha
Hotel Detective (uncredited)
Bruno Bertocci
Uomo in radazione (uncredited)
Sydney Chaplin
Inspector Chandler
Claudio Biava
George Wang
Chang
Valentino Macchi
Claudio Ruffini