Demons of the Mind (1972)
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.
- Country : United Kingdom
- Genre : Horror, Thriller
- Studio : Hammer Film Productions, Anglo-EMI, Frank Godwin Productions
- Director : Peter Sykes
- Cast : Robert Hardy, Shane Briant, Gillian Hills, Yvonne Mitchell, Paul Jones, Patrick Magee