BLOOD LAKE: ATTACK OF THE KILLER LAMPREYS starring Shannen Doherty (Beverley Hills 90210), Christopher Lloyd (Back to the Future) and Jason Brooks (Days of our Lives) which follows Michael (Brooks), a fish and wildlife expert who moves to a new town with his wife Cate (Doherty), after being summoned by the town mayor to help deal with its attacking fish problem, it appears a straight forward job however these eel-like fish on the loose, the town's residents quickly learn that a casual dip in the pool or routine trip to the toilet can turn deadly as the lampreys hunt for their next victim.
Earl Brooks is a highly respected businessman and was recently named Portland's Man of the Year. He hides a terrible secret however: he is a serial killer known as the Thumbprint Killer. He has been attending AA meetings and has kept his addiction to killing under control for two years now but his alter ego, Marshall, has re-appeared and is pushing him to kill again. When he does kill a couple while they are making love, he is seen and photographed by someone who also has his own death and murder fetish. In a parallel story, the police detective investigating the murder is having problems of her own. She is going through a messy divorce and a violent criminal who had vowed revenge some years before has escaped from prison and is after her.