On screen
Cast
17 credited performers
Paul Naschy
Waldemar Daninsky / Wolfman / Mr. Hyde
Shirley Corrigan
Justine
Jack Taylor
Dr. Henry Jekyll
Mirta Miller
Sandra
José Marco
Imre Kosta
Luis Induni
Otvos
Artwork unavailable
Barta Barri
Gyogyo, the inn-keeper
Artwork unavailable
Luis Gaspar
Thurko, Otvos's thug
Artwork unavailable
Elsa Zabala
Uswika Bathory
Artwork unavailable
Lucy Tiller
Whore
Montserrat Julió
Agatha (uncredited)
Artwork unavailable
Marisol Delgado
Nurse / Victim (uncredited)
Artwork unavailable
María Luisa Tovar
Streetwalker / Victim (uncredited)
Heinrich Starhemberg
Party Guest (uncredited)
Jorge Vico
Character not listed
Artwork unavailable
Adolfo Thous
(as Adolfo Tohus)
Simón Ramírez
Waldemar Daninsky (voice) (uncredited)