A government agent tries to prevent foreign spies from obtaining a scientist's formula for a solid-rocket-fuel.

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Main Cast: Gérard Barray, Sylva Koscina, Agnès Spaak, José Suárez, Yvette Lebon, Renato Baldini, Gemma Cuervo, Gérard Tichy, Luis Induni, José Luis Chinchilla

Directors: Maurice Cloche, Silvio Siano

Writer: Eddy Ghilain

Editor: Monique Isnardon

Cinematographer: Juan Gelpí

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