Movies like Unknown World (1951)

Unknown World (1951)

Unknown World is a low-budget sci-fi movie set in an underground world. A group of scientists drill deep into the Earth's core to explore and find a safe haven due to the impending nuclear weapons. During their exploration, they encounter various challenges such as caves, tunnels, underground lakes, and caverns. The movie follows their journey as they try to survive in this subterranean world.

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