Cast
Laura Weber / Laura Weber, JBL's mistress
Walter, le détective / Walter, private detective
Cornelius A. Woeagen / Cornelius A. Woaegen, president of GTI
Michel Saint-Claude / Michel Saint-Claude, director of GTI-Europe
Madame Bronsky / Mme Bronsky
L'informateur / Bronsky, then Stan Hankins, the informant
Madame Benoît-Lambert / Mme Benoît-Lambert
Pierre Bayen, le rédacteur en chef / Pierre Bayen, editor-in-chief
La secrétaire de Kerjean / Kerjean's secretary
Docteur Kramer / Dr. Gerhard Kramer
L'employé de l'hôtel / Hotel receptionist
Jack Sleiter / Jack Sleiter, director of GTI
Vittorio Orta / Vittorio Orta, Director of GTI-Italy
Holstein / Joachim Holstein, Director of GTI-Austria
Hartmann / Serge Hartmann, director of La Tribune
Secretary of the Walter agency
Madame Benoît-Lambert's maid
French interpreter in court
Jacques Benoît-Lambert / Jacques Benoît-Lambert, aka 'JBL'
