
Plot
In a factory working for the National Defense, an employee steals a prototype. In charge of the investigation is Francis Coplan.
Trailer
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Cast

Dominique Paturel
Francis Coplan

Virna Lisi
Ingrid Carlsen

André Weber
Legay

Jacques Balutin
Fondane

Yvonne Clech
Madame Rochon

Guy Kerner
Rochon

Roger Dutoit
Bianco

Eugene Deckers
Bianco's henchman

Tommy Duggan
Stratton

Henri Lambert
Scarpelli

Margo Lion
Mrs. Slasinska

Jacques Monod
'Le vieux'

André Valmy
Pelletier

Yves Arcanel

Marcel Charvey

Dominique Davray
Prostitute

Albert Dinan

Gisèle Grandpré

Monique Morisi

Alain Nobis

Anna Vallon

Michel Berreur
Henchman (uncredited)

Charles Bouillaud
(uncredited)

Willy Braque
(uncredited)

Henri Desagneaux
(uncredited)

Luce Fabiole
(uncredited)

Henri Guégan
Man on the train (uncredited)

Francis Lax
(uncredited)

Daniel Perche
Man on the train (uncredited)