Joseph Balsamo aka Count Cagliostro

Orson Welles

Directing

Marie Antoinette / Lorenza

Nancy Guild

Acting

Gitano

Akim Tamiroff

Acting

Gilbert de Rezel

Frank Latimore

Acting

Zoraida

Valentina Cortese

Acting

Mme. du Barry

Margot Grahame

Acting

Viscount de Montagne

Stephen Bekassy

Acting

Alexandre Dumas, Sr.

Berry Kroeger

Acting

Chambord / Monk (as Gregory Gay)

Gregory Gaye

Acting

Alexandre Dumas, Jr.

Raymond Burr

Acting

Dr. Franz Anton Mesmer

Charles Goldner

Acting

King Louis XVI / Innkeeper

Lee Kresel

Acting

King Louis XV

Robert Atkins

Acting

De Remy

Nicholas Bruce

Acting

Chico

Franco Corsaro

Acting

Joseph Balsamo as a Child

Annielo Mele

Acting

Court President

Ronald Adam

Acting

Crown Prosecutor

Bruce Belfrage

Acting

Dr. Duval / Baron von Minden

Alexander Danaroff

Acting

Gaston / Beniamino Balsamo (as Leon Lenoir)

Leonardo Scavino

Acting

Maria Balsamo

Tamara Shayne

Acting

Minister of Justice

Joop van Hulzen

Acting

Dr. Mesmer's Friend

Peter Trent

Acting

Boehmer

Giuseppe Varni

Acting

Grieving Mother

Tatyana Pavlova

Acting

(uncredited)

Harriet Medin

Acting

(uncredited)

Valentino Bruchi

Acting

(uncredited)

Ludmilla Dudarova

Acting

(uncredited)

Rosina Galli

Acting

(uncredited)

Silvana Mangano

Acting

(uncredited)

Filippo Minelli

Acting

(uncredited)

Michele Sakara

Acting

(uncredited)

Nicholas Soussanin

Acting

(uncredited)

Milly Vitale

Acting