Discover
Gloria Guida
Polly
Leonard Mann
Paul De Revere
Joseph Cotten
Sir Arthur Dundee
Adolfo Celi
Sir Harold Boyd
Anthony Steel
Supt. Jeff Hawks
Janet Ågren
Lady Gloria Boyd
Alida Valli
Lady Clementine De Revere
Franco Ressel
Sgt. Phillips
Paul Müller
Gibson
Mario Novelli
Saboteur
Giuseppe Marrocco
Waiter
Attilio Pelegatti
Policeman
Kenneth Benda
Old Gentleman (uncredited)
Tom Felleghy
Dr. Hobbes (uncredited)
Antonio Maimone
Brooks (uncredited)
Filippo Perego
Sir Arthur's Butler (uncredited)
Maria Tedeschi
Lady Clementine's Friend (uncredited)
Art
Roberto Ranucci
Art Direction
Camera
Giuseppe Bernardini
Director of Photography
Marco Sperduti
Camera Operator
Mario Filoni
Key Grip
Costume & Make-Up
Gloria Granati
Makeup Artist
Directing
Giuseppe Rosati
Director
Lighting
Francesco Cerboni
Electrician
Production
Giulio Crescenzi
Administration
Felice Ruffini
Production Supervisor
Ferruccio Mosca
General Manager
Writing
Giuseppe Rosati
Writer