"16-year-old Maria is forced into Serra D'Aires convent, secretly run by Satanists."
Susan Hemingway
as Maria Rosalea Coutinho
Ana Zanatti
as Mother Alma, the Grand Priestess
William Berger
as Father Vicente
Herbert Fux
as Satan
Vítor Mendes
as António Fernando Queiroz de Melo
Anton Diffring
as Old Priest
Aida Vargas
as Joanna, a Nun
Esther Studer
as Josefina
Dagmar Bürger
as Nun
Herman José
as Manuel Gonçalves
José Viana
as The Grand Inquisitor
Patricia Da Silva
as Maria's Mother
Victor de Sousa
as Inquisitor's Aid
Nicolau Breyner
as Prince's Aid
Aida Gouveia
as Antónia, a Nun
Max Dora
Executive Producer
Jesús Franco
Director
Walter Baumgartner
Original Music Composer
Erwin C. Dietrich
Producer
Writer
Peter Baumgartner
Director of Photography
Hubertus Schmandtke
Sound
Christine Lembach
Dialogue
David Quintans
Art Direction
Klaus Kunsemüller
Marie-Luise Buschke
Editor
Edouard A. Stöckli
Production Manager
