Tony Kendall as Tony

Brad Harris as Brad

Aldo Canti as Nick

Carlo Tamberlani as Professor Schwarz

Rossella Bergamonti as Diana

Bettina Busch as Zizi

Jochen Brockmann as Wilfred Gottlieb / Golem

Giuseppe Mattei as Sarkis

Valentino Macchi as Golem's Engineer

Gloria Paul as Havana of Rio de Janeiro

Jelena Žigon as Olga of Norway

Sabine Sun as Madame Astrid Countess of Boidieux

Evi Rigano as Natasha

Zori Gay as Fashion Model Nicole

Sergio Mioni as La Squadra Acrobatica Italiana

Enzo Maggio as La Squadra Acrobatica Italiana

Sal Borgese as La Squadra Acrobatica Italiana

Jeff Cameron as La Squadra Acrobatica Italiana

Jochen Blume as Ortiz

André Bollet as Scar

Friedrich Joloff as Ambassador of Simushir

Helen Lynn as Fashion Model Jaqueline

Bob Morel as Golem's Henchman

Thomas Reiner as Golem's Henchman