A scientist discovers the formula of a particular resistant steel, and a spy ring from an enemy power sets after him to obtain it.
Language
Spanish; Castilian
Release Date
July 29, 1966
Cast
Peter van Eyck
Kramer / Jack Haskins
Mikaela Wood
Anne Bardot
Klausjürgen Wussow
Johansson / Bonnard
António Vilar
Pierre Genet / Dick
Corny Collins
Jenny Renoir
Letícia Román
Ethel / Ellen Green
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