Top Cast
Barbara Steele
Helen Karnstein / Mary Karnstein
George Ardisson
Baron Kurt Hummel
Halina Zalewska
Elizabeth Hummel / Adele Karnstein
Umberto Raho
Von Klage
Laura Nucci
Grumalda
Giuliano Raffaelli
Count Humboldt
Nello Pazzafini
Monk
No Image
Jeffrey Darcey
The Messenger
Aldo Barozzi
Plague Victim (uncredited)
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Mario Casella
Gorca (uncredited)
