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A marine biologist and a government agent investigate mysterious deaths and rumors of a sea monster in a secluded ocean cove, and find themselves involved with a marine biology professor conducting secretive experiments, international spies trying to steal his secrets, a radioactive light on the sea bottom, and the malevolent thing which guards it.
Release: Dec 01, 1955
Runtime: 80 minutes
Language: English
Studio: Milner Brothers Productions
Country: United States of America