TMDb
4.1
Unknown World
26 Oct 1951
1 hr 14 mins
Adventure
Science Fiction
With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.
Wright Thompson, Jr.
Dr. Max A. Bauer
Andrew "Andy" Ostergaard
Dr. James Paxton
Dr. George Coleman
Carlisle Foundation Chairman
Dr. Joan Lindsey
Dr. Jeremiah Morley (uncredited)
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