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.
- Genre: Adventure, Science Fiction
- Director: Terry O. Morse
- Cast: Bruce Kellogg, Otto Waldis, Jim Bannon, Tom Handley, Dick Cogan
- Country: United States