Shortly after moving into a dark, brooding mansion, a psychologist and his co-workers are terrorized by a horrible evil being.
The Evil is a 1978 American supernatural horror film directed by Gus Trikonis and starring Richard Crenna, Joanna Pettet, Andrew Prine and Victor Buono. Its plot follows a husband-and-wife team of doctors who attempt to open a rehabilitation center in a mansion built over a gateway to hell.
