Demons of the Mind
- annos singulos: 1972
- Patriam: United Kingdom
- genus: 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