Castle of Evil
- Blwyddyn: 1966
- Gwlad: United States of America
- Genre: Science Fiction, Horror, Mystery
- Stiwdio: United Pictures
- Allweddair: murder, mansion, old dark house
- Cyfarwyddwr: Francis D. Lyon
- Cast: Scott Brady, Virginia Mayo, David Brian, Lisa Gaye, Hugh Marlowe, William Thourlby