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With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.
as Wright Thompson, Jr.
as Dr. Max A. Bauer
as Andrew "Andy" Ostergaard
as Dr. James Paxton
as Dr. George Coleman
as Carlisle Foundation Chairman
as Dr. Joan Lindsey
as Dr. Jeremiah Morley (uncredited)
1953
1972
1945
2006
2014
1974
1934
2015
2004
2002
1980
1970
1972
