Cast
Joseph Cotten
Sir Arthur Dundee
Alida Valli
Lady Clementine De Revere
Filippo Perego
Sir Arthur's Butler (uncredited)
Maria Tedeschi
Lady Clementine's Friend (uncredited)
Leonard Mann
Paul De Revere
Mario Novelli
Saboteur
Claudio Gora
Kenneth Benda
Old Gentleman (uncredited)
Gloria Guida
Polly
Adolfo Celi
Sir Harold Boyd
Janet Agren
Lady Gloria Boyd
Paul Müller
Gibson
Attilio Pelegatti
Policeman
Antonio Maimone
Brooks (uncredited)
Anthony Steel
Supt. Jeff Hawks
Franco Ressel
Sgt. Phillips
Giuseppe Marrocco
Waiter
Tom Felleghy
Dr. Hobbes (uncredited)