Adventure Sci-Fi
With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.
Directed by
Terry O. Morse
Victor Kilian
Dr. Jeremiah Morley (uncredited)
Jim Bannon
Andrew "Andy" Ostergaard
Otto Waldis
Dr. Max A. Bauer
Marilyn Nash
Dr. Joan Lindsey
George Baxter
Carlisle Foundation Chairman
Dick Cogan
Dr. George Coleman
Bruce Kellogg
Wright Thompson, Jr.
Tom Handley
Dr. James Paxton

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