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Bill Brock and his team travel to Peach Springs, Arizona to a show cave called The Grand Canyon Caverns, to investigate a newly discovered section of the cave, unexplored by man but possibly hiding a murderous creature known as the Rake.
Bill Brock and his team of hunters travel to Northern California to a river cave called Cross Creek Cavern, where they believe a monster known as the Draco, a vicious lizard/human hybrid, lives beneath the surface of the dark waters.
Bill Brock and his team of hunters travel to Two Guns, Arizona, to the Apache Death Cave - the site of an infamous Native American massacre - in search of the Aswang, a legendary shape-shifting, vampiric creature, part dog and part human.
Bill Brock and the team venture into the abandoned Shadow Mine in Calaveras County, California, to hunt the SubterAlien, a creature that might be more sophisticated than any they have hunted, one that might be armed and hostile.
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- Premiered: September 4, 2014
- Rating: TV-14
- Premise: A team out to prove the existence of monsters living beneath the earth's surface are followed in this reality series. (more)