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
