
85 minutes
6/15/1973
The legendary Loreley has been living for centuries in a grotto beneath the river Rhein in Germany. Every night when the moon is full, she turns into a reptile-like creature craving for human blood. When one girl after another of a nearby boarding school is killed by her, a hunter named Sigurd is engaged to kill the monster.

Tony Kendall
as Sigurd

Helga Liné
as Lorelei

Silvia Tortosa
as Elke Ackerman
Josefina Jartin
as Boarding School Principal

Loreta Tovar
as Martha (as Lolita Tovar)

José Thelman
as Carlo Donati (as Joseph Thelman)

Luis Induni
as Mayor

Francisco Nieto
as Blind Violinist

Betsabé Ruiz
as Bride-to-Be

Luis Barboo
as Alberic

Ángel Menéndez
as Professor Von Lander

Sergio Mendizábal
as Doctor
Marisol Delgado
as Brigitte (as Mary Sol Delgado)
Victoria Hernández
as Teresa (as Vicky Hernandez)

María Vidal
as Maid (as Mary Vidal)

Javier de Rivera
as Preacher
Antonio Orengo
as Old Man
Cristino Almodóvar
as Boat Man

Bárbara Rey
as Lorelei's Assistant (uncredited)
Iris André
as Blonde Victim (uncredited)
María Luisa Tovar
as Cavewoman #1 (uncredited)