- HD 1080
- Runtime: 97m.
- Status: Released
- 1
- Languages: en
- Country: United States of America
- Director: Don Chaffey
- Stars: Patrick McGoohan, Susan Hampshire, Karen Dotrice, Laurence Naismith, Jean Anderson
- keywords: scotland, cat, veterinarian, based on children's book, 1910s
- Production_studio: Walt Disney Productions
- Slogan: I Am Thomasina — A Most Unusual Cat ... They Say I'm Enchanted, and I Am!
- The The Three Lives of Thomasina is featured in the top rankings of 1963
- #4 in Top Family Movies of 1963
- #47 in Top Drama Movies of 1963
- #4 in Top Fantasy Movies of 1963
- #13 in Top Thriller Movies of 1963
- #10 in Top Mystery Movies of 1963
Thomasina is the pet cat of Mary McDhui, the daughter of Scottish veterinarian Andrew McDhui. When Thomasina falls ill, McDhui declares that the pet should be put down. But when Mary and her father try to bury the cat, Lori MacGregor (Susan Hampshire), who is said to be a witch, shows up and attempts to steal it.