

“Beautiful Women! Silver-Masked Men! Deadly Windmills! Karate Killings! Lethal Oriental Vases!”
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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.
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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)
Christia Hester
(uncredited)

Benito Stefanelli
Kirk

Artemio Antonini
Van Opel Henchman (uncredited)