- Country: USA
- Genres: Comedy, Horror, Sci-Fi, Thriller
- Release: 2003-08-19
- Director: David DeCoteau
- Writers: Michael Gingold , Gary Barkin , David DeCoteau
- Language: English
- Stars: Matthew Twining , Josh Henderson , Stacey Nelson , Alexandra Westmore , Michael Lutz , Tony Carroccio , Charity Rahmer , Maya Parish , Stephen Swan , Greg Lyczkowski
- Runtime: 85 min
- Awards: N/A
- AKA: Sanguijuelas (Mexico) , ザ・ヒル (Japan) , Les sangsues mutantes (France, French Republic) , Leeches! (United States of America) , Пиявки (Russian Federation) , Sangsues (France, French Republic) , H20 - Bagno di sangue (Italy) , L'attaque des sangsues (Canada) , Vdelles (Greece) , Пиявици (Bulgaria) , Leeches!
- Plot: Common-type aquatic leeches grow to large size after feeding on steroid-laced blood of a number of college endurance swimmers, and then the nasty creatures lay siege to the entire campus for more.
- IMDB:tt0339288
Leeches! Cast · · · ALL
David DeCoteau
Director
Josh Henderson
Jason
Stacey Nelson
Casey
Alexandra Westmore
Sarah
Michael Lutz
Spencer
Charity Rahmer
Sabrina
Stephen Sowan
Tony
Mark Ian Miller
Hank
Tyler Sedustine
Student
David DeCoteau
Franklin (voice)
Greg Lyczkowski
Fish
Mike Cole
Brian