Tara Reid, Jonathan Scarfe, Corbin Bernsen, Genevieve Buechner, Stephen E. Miller, Jessica Steen, Don S. Davis, Mark Humphrey, Aaron Pearl, Claire Rankin, Michael Kopsa, Mercedes McNab, Anwar Hasan, Edwina Cheer, Cedric De Souza
A set of vipers has been taken by scientists to mutate them to make a cure for cancer. As their experiment goes awry, the vipers escape into the woods - they're not only biting people, they're actually killing people, in a little town.