Leonora Ruffo
Kaena
Mario Novelli
Ingegner Paolo Bardi
Roland Lesaffre
Prof. Solmi
Kirk Morris
Belsy
Gordon Mitchell
Murdu
Alfio Caltabiano
Artie
Leontine May
Luisa Solmi
Nando Angelini
Ingegner Morelli
Giovanni De Angelis
Giulio
Mirella Pamphili
(credit only)
John Sun
Dr. Chang
Antonio Ho
Chinese Secret Agent
John Chen
Pietro Francisci
Himself (uncredited)
