Riccardo Freda
Director
Ennio Nobili
Producer
Giuseppe Chevalier
Production Designer
Alfonso Donati
Production Manager
Günter Ebert
Screenplay
Riccardo Freda
Editor
Fritz Hammel
Unit Manager
Franco Fumagalli
Unit Manager
Stelvio Cipriani
Original Music Composer
Lamberto Marini
Makeup Artist
Renato Romano
Screenplay
Robert Dorfmann
Co-Producer
Nadia Vitali
Costume Designer
Sandro Continenza
Screenplay
André Tranché
Dialogue
Richard Mann
Novel
Silvano Ippoliti
Director of Photography
Giuseppe Chevalier
Art Direction
Riccardo Freda
Screenplay
Leo Jahn
Assistant Director
Enrico Sasso
Camera Operator
Mario Mazzoni
Still Photographer
Ennio Marzocchini
Assistant Camera
Aldo De Martino
Sound Engineer
Vivalda Vigorelli
Continuity
Nick Alexander
Sound Re-Recording Mixer
Bruno Micheli
Assistant Editor
Renato Doria
Assistant Camera
Leo Massa
Still Photographer
Giuseppe Bruno Bossio
Production Secretary
Gertrud Petermann
Assistant Editor
Luigi Pistilli
ex-Inspector John Norton
Dagmar Lassander
Helene Sobieski
Anton Diffring
Ambassador Sobieski
Arthur O'Sullivan
Inspector Lawrence
Werner Pochath
Marc Sobieski (as Werner Pochat)
Dominique Boschero
Ambassador Sobieski's mistress
Renato Romano
Mandel, the chauffeur
Sergio Doria
Walter
Ruth Durley
Norton's mother
Valentina Cortese
Madame Sobieski
Emmet Bergin
Man in café (uncredited)
Niall Tóibín
Doctor (uncredited)
