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 photo journalist 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.
This trailer has audio.
WCIU Svengoolie Promo
Originally posted to YouTube by deadenddrivein, I believe this trailer is a few seconds longer.
Originally posted to YouTube by TheFearChamber, this is the theatrical trailer for the movie.