horror movie about crazy guy hunting people underground

A group of friends fight for their lives against bloodthirsty creatures lurking in an underground military base.

A man is trapped in a cabin during a snowstorm. One day, he decides to venture down into the deep, dark basement and makes a shocking discovery.

A sheriff's deputy, some escaped prisoners and two young girls find themselves trapped in a mine shaft where a cannibalistic mutant is hunting them for food.

An undercover reporter is commissioned to write a story about a series of gruesome murders. His investigation leads him to a secret society of wealthy businessman who hunt humans for money. Caught in a spiral of violence, he is forced to participate in the game until he discovers that he has become the hunted.

An angry New York cop is professionally damaged by an unflattering story about him in the paper, written by a nosy reporter with whom he proceeds to butt heads. Then, the two join forces to combat a ruthless gang of thugs in the subway who are led by a recently released mental patient.

After years of underground atomic testing, one of the animals living within the Wisawa caves (a system that stretches from Phantom Lake to the Deadlands) has undergone a radical and unimaginably horrible transformation! While exploring the caves, Dr. Vincent Edwards and colleague Rosemary Bennett stumble across evidence in the disappearance of local children. After reporting the find to the local sheriff, Dr. Edwards and Rosemary are tapped to lead a rescue attempt. Along with the sheriff and small-town farmer Stan Johnson (the children's father), the rescue party quickly comes to the realization that if the caves don't get them, whatever unseen terror lurking in the shadows just might!

A recent landsale turns into a nightmare for two young men when a masked crowbar wielding killer ruthlessly pursues them.

After a wild bachelorette party, a group of young women find themselves trapped in an underground bunker complex. A disturbing finding turns their night into an absolute nightmare. Will they be able to escape from this vast concrete maze?

A silent man with a strange and morbid moral is engaging in a hunt for hunters without any concessions.