Unknown World Drilling into the forbidding depths of the earth!

With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.

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Adventure
Science Fiction
Release Date

Oct 26, 1951

Duration: 1h 14 min

Popularity: 0.6119
25 votes
Directed by

Terry O. Morse

Screenplay by

Millard Kaufman

Productions

Lippert Pictures (US)

Budget

Revenue: NA

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