- HD 1080
- Runtime: 219m.
- Status: Released
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- Languages: en
- Country: United States of America
- Director: Spencer Gordon Bennet, Yakima Canutt, Wallace Grissell
- Stars: Richard Bailey, Linda Stirling, Roy Barcroft, Kenne Duncan, Forrest Taylor
- keywords: secret identity, transformation, invention, movie serial
- Production_studio: Republic Pictures
- providers: Fandor, Fandor Amazon Channel
- The Manhunt of Mystery Island is featured in the top rankings of 1945
- #13 in Top Action Movies of 1945
Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions by Captain Mephisto, a costumed villain.