“Beautiful Women! Silver-Masked Men! Deadly Windmills! Karate Killings! Lethal Oriental Vases!”
A series of murders in Michigan lead an American secret agent to Amsterdam, where he uncovers a plot to imperil the world with a potent new drug.
Ray Danton
Bryan Cooper / Superdragon
Marisa Mell
Charity Farrel
Margaret Lee
Cynthia Fulton
Jess Hahn
Baby Face
Carlo D'Angelo
Fernand Lamas
Adriana Ambesi
Verna
Marco Guglielmi
Prof. Kurge
Solvi Stübing
Elizabeth
Gérard Herter
Coleman (as Gerard Haerther)
Jacques Herlin
Ross
Carlo Hintermann
Coleman
Pinkas Braun
(uncredited)
