A backwoods game warden and a local doctor discover that giant leeches are responsible for disappearances and deaths in a local swamp, but the local police don't believe them.

Cast:Ken Clark, Yvette Vickers, Jan Shepard, Michael Emmet, Tyler McVey, Bruno VeSota,

Genre:Horror, Science Fiction,

country:United States of America,

Production:Roger Corman Productions,