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.

• Reunion Pictures
• RHI Entertainment
• Tara Reid
• Jonathan Scarfe
• Corbin Bernsen
• Genevieve Buechner
• Stephen E. Miller
• Jessica Steen
• Don S. Davis
• Mark Humphrey