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
George Baxter
Carlisle Foundation Chairman
Otto Waldis
Dr. Max A. Bauer
Dick Cogan
Dr. George Coleman
Bruce Kellogg
Wright Thompson, Jr.
Marilyn Nash
Dr. Joan Lindsey
Tom Handley
Dr. James Paxton

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