When a crop of doped-up athletes from the Lakecrest College swim team dive into the campus lake to blow off some steam, the bloodsucking leeches below the surface undergo a stunning transformation. After ingesting small amounts of the swimmers' steroid-laced blood, the slimy creatures grow to unusual sizes and set out to sink their teeth into an unsuspecting student population.

• Sidekick Entertainment
• Rapid Heart Pictures
• Matthew Twining
• Josh Henderson
• Stacey Nelson
• Alexandra Westmore
• Michael Lutz
• Charity Rahmer
• Maya Parish
• Stephen Sowan