"Ordered to seduce French captain and steal from him classified papers, Mata Hari, an exotic dancer and a spy, instead falls in love with him and blows the cover."
Jeanne Moreau
as Mata Hari
Jean-Louis Trintignant
as Captain François Lasalle
Claude Rich
as Julien the Chauffeur
Henri Garcin
as Gaston
Georges Riquier
as Ludovic
Frank Villard
as Colonel Emile Pelletier / Legrand
Albert Rémy
as Adam Zelle
Hella Petri
as La baronne du Maine
Nicole Desailly
as Charlotte
Carla Marlier
as Ernestine
Marcel Berbert
as Le détective qui piste Mata-Hari
Georges Géret
as Soldier #2
Charles Denner
as Soldier #1
Henri Coutet
as Soldier (uncredited)
Max Desrau
as Un spectateur à l'Alcazar (uncredited)
Van Doude
as Le policier à l'entrée de la banque (uncredited)
Marie Dubois
as Marie (uncredited)
Yvette Etiévant
as L'infirmière sur le front (uncredited)
Marcel Gassouk
as Un policier (uncredited)
Jean-Pierre Léaud
as Absalon
Claude Mansard
as Le directeur de l'Alcazar (uncredited)
Jean-Louis Richard
Director
François Truffaut
Screenplay
Eugène Lépicier
Producer
Georges Delerue
Original Music Composer
Michel Kelber
Director of Photography
Kenout Peltier
Editor
Claude Pignot
Production Design
Pierre Cardin
Costume Design
Christian de Chalonge
Assistant Director