Walter George Alton

Prof. Tony Farms / Puma Man

Donald Pleasence

Kobras

Miguel Ángel Fuentes

Vadinho

Sydne Rome

Jane Dobson

Silvano Tranquilli

Dobson

Benito Stefanelli

Rankin - Kobras' Lieutenant

Guido Lollobrigida

Mustachioed Henchman

Peter Cellier

Museum Curator

Geoffrey Copleston

Sir George Bradley

Ray Barron

Martin (uncredited)