X: The Unknown

It rises from 2000 miles below the earth to melt everything in its path!

A terrifying underground phenomenon emerges near a British military base, annihilating everything in its path with inexplicable destructive power. Authorities and scientists race against time to identify and stop this invisible force before it consumes the region. Blending methodical investigation with mounting dread, the film channels the atomic anxiety of the 1950s.