Barbara Steele

Helen Karnstein / Mary Karnstein

Giorgio Ardisson

Ella Karin

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

Jeffrey Darcey

The Messenger

Aldo Barozzi

Plague Victim (uncredited)

Mario Casella

Gorca (uncredited)

Severino D'Ottavi

Party Guest (uncredited)

Alba Maiolini

Wife of Plague Victim (uncredited)

Aldo Massasso

The Priest (uncredited)

Enzo Mondino

Villager at the Execution (uncredited)

Piero Pastore

Baron Von Letz (uncredited)

Sylvia Sorrente

Gorca's Wife (uncredited)

Terry Velasco

Gorca's Daughter (uncredited)

Antonio Margheriti

Director

Antonio Margheriti

Guión, Guión Adaptado

Tonino Valerii

Guión, Guión Adaptado, Dialogue

Ernesto Gastaldi

Guión, Historia

Riccardo Pallottini

Director de Fotografía

Carlo Rustichelli

Compositor de la Música Original

John Tamblyn

Sound

Felice Testa Gay

Productor

Cinegai S.p.A

Compañía de Produccion

Florence Clark

Estilista

Edmund Stroll

Maquilladora

Humphrey Patterson

Diseño de Vestuario

Mario Serandrei

Editor

Giorgio Giovannini

Dirección Artística

Henry Fraser

Decorados