The Unknown Terror
"They dared enter the Cave of Death to explore the secrets of hell!"
Overview
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.
Horror
Top Cast
John Howard
Dan Matthews
Mala Powers
Gina Matthews
Paul Richards
Peter Morgan
May Wynn
Concha Ramsey
Gerald Milton
Dr. Ramsey
Duane Grey
Lino
Richard Gilden
Raoul Koom
Martín Garralaga
Lead Villager
Patrick O'Moore
Dr. Willoughby
👤
William Hamel
Mr. Trainor
👤
Charles Grey
Jim Wheatley / ?The Monster Man
👤
Charles Postal
Higgs (butler)
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Release Schedule
Theatrical Aug 12, 1957
Digital —
Physical —
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