Strother Martin, Dirk Benedict, Heather Menzies, Richard B. Shull, Tim O'Connor, Jack Ging, Reb Brown, Ted Grossman, Kathleen King, Charles Seel, Ray Ballard, Felix Silla, Noble Craig, Bobbi Kiger, J.R. Clark
David, a college student, is looking for a job. He is hired by Dr. Stoner as a lab assistant for his research and experiments on snakes. David also begins to fall for Stoner's young daughter, Kristina. However, the good doctor has secretly brewed up a serum that can transform any man into a King Cobra snake-and he plans to use it on David.
**_A serum that turns people into snakes_** A modern Frankenstein-type (Strother Martin) experiments with snakes and human beings in the desert hills of Southern California. David (Dirk Benedict) is hired by Dr. Stoner (Martin) as a lab assistant after his previous lab assistant mysteriously went missing. As the youth falls in love with Stoner's daughter, Kristina (Heather Menzies), the doctor ...