A psychologist, Dr. Lynn Harper, is called to the notorious Ingston Mansion to assess the sanity of its troubled daughter, Margaret. As she investigates, she receives ominous threats and three medical doctors are mysteriously murdered. With his new love interest's life in danger, Dick Baldwin must uncover the killer's identity among the mansion's suspicious inhabitants, including the patriarch Kurt Ingston, sinister butler Rolf, sex-crazed chauffeur Laurie, and enigmatic Hindu Yogi Agor Singh. But as the body count rises, even Dr. Harper's own sanity is called into question.
Night Monster
A wealthy recluse, Kurt Ingston, lures the doctors who failed to save his life to his isolated mansion in the swamp, where they succumb to gruesome demises one by one.
