Alberto Dalbés

Dr. Seward

Dennis Price

Dr. Frankenstein

Howard Vernon

Cagliostro

Beatriz Savón

Vera Frankenstein

Carmen Yazalde

Madame Orloff

Anne Libert

Melissa

Fernando Bilbao

Monstruo

Luis Barboo

Caronte

Daniel White

Tanner

Doris Thomas

Abigail

Jesús Franco

Morpho

Lina Romay

Esmeralda

Eduarda Pimenta

Asistente de Vera Frankenstein (uncredited)

Jesús Franco

Director

Jesús Franco

Screenplay

Raúl Artigot

Director of Photography

Roberto Fandiño

Editor

Jesús Franco

Story

Daniel White

Original Music Composer

Arturo Marcos

Executive Producer

Jean d'Eaubonne

Production Design

Armando Sciascia

Music

Robert Hermel

Music

Vincent Gemignani

Music

Vladimir Cosma

Music

J. de Alberto

Set Decoration

Mary Shelley

Characters

Monique Adélaïde

Makeup Artist

José Antonio Arévalo

Assistant Director

Robert de Nesle

Assistant Director