In 1957, Dorothy and Edmund Yates were committed to an institution for the criminally insane, she for acts of murder and cannibalism and he for covering up her crimes. Fifteen years later, they are pronounced fit for society and released. However, in Dorothy's case the doctors may have jumped the gun a bit. Edmund and eldest daughter, Jackie, try to discover just how far Mother's bloodlust has taken her. Meanwhile, youngest daughter Debbie begins to explore the crazy roots of her family tree as fully as possible.
Frightmare is a 1974 British horror slasher film directed and produced by Pete Walker, written by David McGillivray and starring Rupert Davies and Sheila Keith. The story focuses around Dorothy and Edmund Yates, who have recently been released from a mental asylum, and is one of Pete Walker's most notable films.
