Tyrone Power
Andrea Orsini
Tyrone Power
Andrea Orsini
Orson Welles
Cesare Borgia
Wanda Hendrix
Camilla Verano
Marina Berti
Angela Borgia
Katina Paxinou
Mona Zoppo
Everett Sloane
Mario Belli
Felix Aylmer
Marc Antonio Verano
Eduardo Ciannelli
Art Dealer (uncredited)
Eugene Deckers
Borgia Henchman (uncredited)
Antonella Lualdi
(uncredited)
Henry King
Director
Milton Krims
Writer
Samuel Shellabarger
Novel
Mark-Lee Kirk
Art Direction
Lyle R. Wheeler
Art Direction
Elso Valentini
Set Decoration
Vittorio Nino Novarese
Costume Design
Joseph C. Behm
Assistant Director
Roger Heman Sr.
Sound
Charles Hisserich
Sound
Sol C. Siegel
Producer
Leon Shamroy
Director of Photography
Barbara McLean
Editor
Alfred Newman
Original Music Composer