![](https://image.tmdb.org/t/p/w342/uIA7KxFyyIkWaeyzNyp48dMhVSV.jpg)
Unknown World (1951)
With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.
Release Date: 1951-10-26
4.1/10
![themoviedb.org themoviedb icon](http://better.movixhub.com/assets/images/tmdb.png)
- Country: US
- Language: English
- Runtime: 74
Dr. Max A. Bauer
Wright Thompson, Jr.
Andrew "Andy" Ostergaard
Dr. George Coleman
Carlisle Foundation Chairman
Dr. Joan Lindsey
Dr. Jeremiah Morley (uncredited)
![](https://image.tmdb.org/t/p/w300/2gw7rHfFh2EyAcNGHEdvweaD4PY.jpg)
![](https://image.tmdb.org/t/p/w300/jCVUStB1Pd8mpQkMx3qgaECZQtB.jpg)