Kathryn Grant
Girl on Bridge (uncredited)
Vincent Price
Casanova
Joan Fontaine
Francesca Bruni
Lon Chaney Jr.
Emo, the Murderer
Natalie Schafer
Signora Foressi
Raymond Burr
Bragadin
John Carradine
Foressi
Basil Rathbone
Lucio / Narrator
Gino Corrado
Ambassador (uncredited)
Hugh Marlowe
Stefano Di Gambetta
Douglas Fowley
Second Prisoner
John Hoyt
Maggiorin
Arnold Moss
The Doge
Chuck Hicks
Assistant Headsman (uncredited)
Henry Brandon
Capt. Rugello
Anthony Warde
(uncredited)
John Doucette
Mounted Guard (uncredited)
Lucien Littlefield
First Prisoner
Nestor Paiva
Gnocchi
Audrey Dalton
Elena Di Gambetta
Frieda Inescort
Signora Di Gambetta
Bob Hope
Pippo Popolino
Hope Emerson
Duchess of Castelbello
Robert Hutton
Raphael, Duc of Castelbello
Frank Puglia
Carabaccio
Paul Cavanagh
Signor Alberto Di Gambetta
Skelton Knaggs
Little Man
Marla English
Girl In Gondola
Oliver Blake
Amadeo (uncredited)
Romo Vincent
Giovanni
Bess Flowers
Marquesa
Primo Carnera
Corfa