In 1500, Duke Cesare Borgia hopes to marry his sister to the heir apparent of Ferrara, which impedes his conquest of central Italy. On this delicate mission he sends Andrea Orsini, his sister's lover and nearly as unscrupulous as himself. En route, Orsini meets Camilla Verano, wife of the count of Citta' del Monte, and sentiment threatens to turn him against his deadly master, whom no one betrays twice...

Tyrone Power
as Andrea Orsini

Orson Welles
as Cesare Borgia

Wanda Hendrix
as Camilla Verano

Marina Berti
as Angela Borgia

Katina Paxinou
as Mona Zoppo

Everett Sloane
as Mario Belli

Felix Aylmer
as Marc Antonio Verano

Eduardo Ciannelli
as Art Dealer (uncredited)

Eugene Deckers
as Borgia Henchman (uncredited)

Antonella Lualdi
as (uncredited)
CinemaSerf
Tyrone Power cuts quite a dashing figure in this superior swashbuckler. Set during the Borgia papacy, it follows the machinations of an ambitious young man - a country bumpkin - who decides to better himself by assuming the identity of "Andrea Orsini" and taking employment in the service of Cesare B...