They dared enter the Cave of Death to explore the secrets of hell!
Original title
The Unknown Terror
Released
8/12/1957
Origin country
US
Genre
Horror
Production companies
Emirau Productions, Regal Films
Budget
—
Revenue
—
Runtime
1hr 16min
A woman leads an expedition into a remote jungle to find her long-lost brother, but instead finds a mad scientist who has created a fungus monster that feeds on the local inhabitants.
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