Unknown World (1951)

With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.
- Released
- 1951-10-26
- Genres
- Adventure, Science Fiction
- Runtime
- 74 min
- Status
- Released
- Directed / written by
- Terry O. Morse, Millard Kaufman
- TMDB rating
- 4.4/10 from 34 votes