Leeches!

Leeches! is a Horror movie, released in 2003, directed by David DeCoteau. Members of a college swim team take anabolic steroids to enhance their performance. While on a daytrip to a local lake, a couple of the members pick up some leeches, which feed on the steroids in their blood. The leeches end up washed down a shower drain, where they grow to enormous size and return for more feedings. Following the deaths of several members of the team and a college administrator, the few surviving team members and one of their girlfriends hatch a plan to kill off the monster leeches. They will draw them to the campus swimming pool by having one of the swimmers act as bait. Then they'll electrify the pool, electrocuting the leeches. Tragically, the...