A rash of bizarre murders in New York City seems to point to a group of grotesquely deformed vagrants living in the sewers. A courageous policeman, a photojournalist and his girlfriend, and a nutty bum, who seems to know a lot about the creatures, band together to try and determine what the creatures are and how to stop them.

A lone female park ranger tries to track down a vicious creature killing various people and terrorizing her at a remote national park.

Radio personalities Larry Abbot and Vickie Pearle are stars of a mystery show. Since they announced their engagement, Larry has been plagued by speech problems and, seeking out an unconventional cure, he returns to his boyhood home, a mansion in the countryside, bringing Vickie along. Larry reunites with numerous family members, but di...

After Stanley Putterman installs a state-of-the-art satellite dish in his backyard, a strange monster leaps off the screen and needs to feed on humans for survival. The Putterman children Sherman and Suzy—along with Suzy's metalhead boyfriend O.D.—are left to figure out what to do.

A precocious girl, her nasty parents, two punk-rock losers and a weak-kneed salesman inadvertently become the guests of two ghoulish senior citizens in their dark, haunted mansion.