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