The serial killer (Robert Wightman) sets up housekeeping in California. Priscilla Barnes. Jennifer: Season Hubley. Andy: David Tom. Father Brennan: John Ingle. Directed by Guy Magar., The final entry in the “Stepfather” saga, this time the psycho stepdaddy has escaped from an insane asylum after receiving massive reconstructive surgery on his face and moves to a peaceful little town where he gets a job working with plants in a nursery. The trouble begins when he decides that human mulch makes plants grow much faster. Blood, gore, and terror ensues.