The Mystery of Willoughby Castle
- ବର୍ଷ: 1979
- ଦେଶ: United States of America
- ଶ re ଳୀ: Family, Mystery
- ଷ୍ଟୁଡିଓ: Quadrus Production, Quadrus Communications
- କୀ ଶବ୍ଦ |:
- ନିର୍ଦ୍ଦେଶକ: Luisa Morell
- କାଷ୍ଟ୍: Kevin Rodell, Luisa Morell, William Lowry, Ned York, Martha Webster
