Paul Kerjean

Michel Saint-Claude, director of GTI-Europe

Hélène Kerjean

Walter, private detective

Laura Weber, JBL's mistress

Madame Benoît-Lambert

Cornelius A. Woaegen, president of GTI

Serge Hartmann, director of La Tribune

Mr. Guérande

Pierre Bayen, editor-in-chief

Dr. Gerhard Kramer

Madame Bronsky

Fred Great

Jacques Benoît-Lambert, aka 'JBL'

Bronsky, then Stan Hankins, the informant

Joachim Holstein, Director of GTI-Austria

Kerjean's secretary

Jack Sleiter, director of GTI

Arlène Robert

Sylvestre

Vittorio Orta, Director of GTI-Italy

Accuser

Kurt von Schroeder

GTI controller

French interpreter in court

Bastien Kerjean

Ralph von Lübeck

Concierge

Hotel receptionist

Madame Benoît-Lambert's maid

Police commissioner

Enthusiastic reader

Suta Burishawa

Waiter at the brasserie

Secretary of the Walter agency

Germaine Guérande (uncredited)

Éric Bronsky (uncredited)

Madame Bayen (uncredited)

Madame Holstein (uncredited)

The follower (uncredited)

Director

Original Music Composer

Screenplay

Director of Photography

Editor

Production Design

Set Decoration

Costume Design

Producer

Casting

Production Manager

Assistant Director

Assistant Director

Assistant Director

Sound Engineer

Sound Engineer

Set Photographer