""
Jean Valmont
as Marcel Mauriac
Krista Nell
as Greta Nielsen
George Patton
as Commissario
John Benedy
as Robert Servais (as John Bennedy)
Tullio Altamura
as LeClerc (as Tor Altmayer)
Aldo Bufi Landi
as Charles Clancy
Antonio De Leo
as Louis (as Tony De Leo)
Franco Jamonte
as
Ugo Adinolfi
as (credit only)
Franco Pasquetto
as Michel
Gianni Pulone
Franco Ressel
as Mr. Wilkins
Fabienne Dali
as Josette
Angelo Francesco Lavagnino
Original Music Composer
Jolanda Benvenuti
Editor
Augusto Tiezzi
Director of Photography
Pier Vittorio Marchi
Art Direction
Franco Montemurro
Director
Screenplay
Fortunato Misiano
Georges Reville
Gianfranco Clerici
Walter Patriarca
Costume Design
Jean Lefèvre
Assistant Director
Mirella Malatesta
Script Supervisor
Producer
Nino Misiano
Production Manager
Renato Mascagno
Assistant Camera
Enrico Betti Berutto
Camera Operator
Elio Saroli
Unit Manager