The Underneath (2013) is a Horror, Thriller, Science Fiction film that follows a young newlywed couple find themselves trapped in a network of underground caves. With her husband injured, the new bride is forced to find her way back to the surface in order to save his life. In the process, they discover a terrifying truth about the "underneath", they are not alone. Something evil is hunting them. The Underneath is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.6 out of 10 from 5 votes. Fans of horror movies may also want to explore similar titles below.