キャスト
Berry Kroeger
Alexandre Dumas, Sr.
Bruce Belfrage
Crown Prosecutor
Tamara Shayne
Maria Balsamo
Peter Trent
Dr. Mesmer's Friend
Leonardo Scavino
Gaston / Beniamino Balsamo (as Leon Lenoir)
シルヴァーナ・マンガーノ
(uncredited)
Margot Grahame
Mme. du Barry
Tatyana Pavlova
Grieving Mother
Frank Latimore
Gilbert de Rezel
オーソン・ウェルズ
Joseph Balsamo aka Count Cagliostro
Nancy Guild
Marie Antoinette / Lorenza
Ronald Adam
Court President
Harriet Medin
(uncredited)
Raymond Burr
Alexandre Dumas, Jr.
Robert Atkins
King Louis XV
Ludmilla Dudarova
(uncredited)
Akim Tamiroff
Gitano
Stephen Bekassy
Viscount de Montagne
Gregory Gaye
Chambord / Monk (as Gregory Gay)
ミリー・ヴィタル
(uncredited)
Valentina Cortese
Zoraida
Rosina Galli
(uncredited)