Demons of the Mind
They came to torture an agonised mind.
A physician discovers that two children are being kept virtually imprisoned in their house by their father. He investigates, and discovers a web of sex, incest and satanic possession.
- Year: 1972
- Country: United Kingdom
- Genre: Horror, Thriller
- Studio: Hammer Film Productions, Anglo-EMI, Frank Godwin Productions
- Keyword: castle, murder, gothic, incest
- Director: Peter Sykes
- Cast: Robert Hardy, Shane Briant, Gillian Hills, Yvonne Mitchell, Paul Jones, Patrick Magee