- HD 1080
- Runtime: 167m.
- Status: Released
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- Languages: en
- Country: United States of America
- Director: Fred C. Brannon
- Stars: Richard Webb, Aline Towne, Stanley Price, Lane Bradford, John Crawford
- keywords: invisible person, movie serial
- Production_studio: Republic Pictures
- The The Invisible Monster is featured in the top rankings of 1950
- #21 in Top Action Movies of 1950
- #79 in Top Crime Movies of 1950
Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.