2.9
Alien from L.A.
IMDb: 2.9 1988 87 min
When her archaeologist father disappears on an expedition, Wanda sets out to look for him. What she finds is a secret underground world, where no ...
6.3
The Phantom Empire
IMDb: 6.3 1935 245 min
When the ancient continent of Mu sank beneath the ocean, some of its inhabitant survived in caverns beneath the sea. Cowboy singer Gene Autry ...
3.9
Unknown World
IMDb: 3.9 1951 74 min
With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world. Release: Unknown ...