Dr. Orloff's Monster

Hugo Blanco

Andros

Agnès Spaak

Melissa

Perla Cristal

Rosa

Magda Maldonado

Amira (as Magda MacDonald)

Marcelo Arroita-Jáuregui

Dr. Conrad Jekyll

Pepe Rubio

Juan Manuel

Pastor Serrador

Inspector Klein

Luisa Sala

Inglud Jekyll / Ingrid Fisherman

Manuel Guitián

Ciceron

Ramón Lillo

Emilio, the inspector's assistant

Jesús Franco

Piano Player

M

Marta Reves

D

Daniel Blumer

Karl Steiner

M

Mer Casas

Conrad's Girlfriend

Rafael Hernández

Club Owner

J

José Truchado

Policeman

J

Juan Antonio Soler

Witness

Javier de Rivera

The Professor

J

Julio Infiesta

Club Security

J

Julia Toboso