| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert Nozaki | Crew | Art | Art Direction |
Aubrey Wisberg | Crew | Writing | Story |
 Edith Head | Crew | Costume & Make-Up | Costume Design |
Edmund L. Hartmann | Crew | Writing | Writer |
Ellsworth Hoagland | Crew | Editing | Editor |
Gene Garvin | Crew | Sound | Sound Recordist |
Gene Merritt | Crew | Sound | Sound Recordist |
 Hal Kanter | Crew | Writing | Writer |
Hal Pereira | Crew | Art | Art Direction |
Jay Livingston | Crew | Sound | Songs |
John P. Fulton | Crew | Crew | Special Effects |
Lionel Lindon | Crew | Camera | Director of Photography |
Lyn Murray | Crew | Sound | Original Music Composer |
 Michael D. Moore | Crew | Directing | Assistant Director |
 Norman Z. McLeod | Crew | Directing | Director |
Paul Jones | Crew | Production | Producer |
Ray Evans | Crew | Sound | Songs |
Ross Dowd | Crew | Art | Set Decoration |
 Sam Comer | Crew | Art | Set Decoration |
Yvonne Wood | Crew | Costume & Make-Up | Costume Design |
Ralph Axness | Crew | Directing | Assistant Director |
Hilda Grenier | Crew | Crew | Technical Advisor |
 Anthony Warde | Cast | Actor | (uncredited) |
 Arnold Moss | Cast | Actor | The Doge |
 Audrey Dalton | Cast | Actress | Elena Di Gambetta |
 Basil Rathbone | Cast | Actor | Lucio / Narrator |
 Bess Flowers | Cast | Actress | Marquesa |
 Bob Hope | Cast | Actor | Pippo Popolino |
 Chuck Hicks | Cast | Actor | Assistant Headsman (uncredited) |
 Douglas Fowley | Cast | Actor | Second Prisoner |
 Frank Puglia | Cast | Actor | Carabaccio |
 Frieda Inescort | Cast | Actress | Signora Di Gambetta |
 Gino Corrado | Cast | Actor | Ambassador (uncredited) |
 Henry Brandon | Cast | Actor | Capt. Rugello |
 Hope Emerson | Cast | Actress | Duchess of Castelbello |
 Hugh Marlowe | Cast | Actor | Stefano Di Gambetta |
 Joan Fontaine | Cast | Actress | Francesca Bruni |
Joe Gray | Cast | Court Guard (uncredited) | |
 John Carradine | Cast | Actor | Foressi |
 John Doucette | Cast | Actor | Mounted Guard (uncredited) |
 John Hoyt | Cast | Actor | Maggiorin |
 Kathryn Grant | Cast | Actress | Girl on Bridge (uncredited) |
 Lon Chaney Jr. | Cast | Actor | Emo, the Murderer |
 Lucien Littlefield | Cast | Actor | First Prisoner |
 Marla English | Cast | Actress | Girl In Gondola |
 Natalie Schafer | Cast | Actress | Signora Foressi |
 Nestor Paiva | Cast | Actor | Gnocchi |
 Oliver Blake | Cast | Actor | Amadeo (uncredited) |
 Paul Cavanagh | Cast | Actor | Signor Alberto Di Gambetta |
 Primo Carnera | Cast | Actor | Corfa |
 Raymond Burr | Cast | Actor | Bragadin |
 Robert Hutton | Cast | Actor | Raphael, Duc of Castelbello |
 Romo Vincent | Cast | Actor | Giovanni |
 Skelton Knaggs | Cast | Actor | Little Man |
 Vincent Price | Cast | Actor | Casanova |
| Person | Type | Job | Role(s) |
