Tyrone Power

Andrea Orsini

Orson Welles

Cesare Borgia

Wanda Hendrix

Camilla Verano

Marina Berti

Angela Borgia

Everett Sloane

Mario Belli

Katina Paxinou

Mona Constanza Zoppo

Felix Aylmer

Count Marc Antonio Verano

Adriano Ambrogi

Townsman

Alan Asherman

Soldier

Leslie Bradley

Don Esteban

Eva Brauer

Beatrice

James Carney

Alphonso d'Este

Eduardo Ciannelli

Art Dealer

Franco Corsaro

Mattia

Eugene Deckers

Borgia Henchman

Ludmilla Dudarova

Vittoria

Giuseppe Faeti

Priest

Kenneth Lang

Soldier