The Unknown Terror (1957)
They dared enter the Cave of Death to explore the secrets of hell!
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.
- Release Date: 1957-08-12
- Runtime: 1h 16min
- Production Company: Emirau Productions
- Production Country: United States of America
- Director: Charles Marquis Warren
