Incubus is a 1981 English-language Horror Thriller motion picture directed by John Hough and produced by Stephen J. Friedman, Marc Boyman and John M. Eckert. In a small town, Roy ley and his girlfriend Mandy Pullman are camping by the lake. Out of the blue, they are attacked and Roy is murdered while Mandy is violently raped. Dr. Sam Cordell is impressed with the violence and realizes that Mandy has had the uterus ruptured. Then the librarian Carolyn Davies is also violently raped and murdered. Lieutenant Drivas believes that the women have been raped by a gang while Sam and Sheriff Hank Walden believe that only one man did. The snoopy reporter Laura Kincaid is always interfering with the investigation and Sam has a love affair with her. Meanwhile the young Tim Galen, who dates Sam's daughter Jenny Cordell, discloses that he has premonitory visions of the deaths, but his grandmother Agatha Galen tries to convince him that he has nothing to do with the murders. But when Jenny learns about his dreams, she summons her father, Laura and they discover a supernatural secret about the Galen's family. Written by Claudio Carvalho, Rio de Janeiro, Brazil. Incubus features John Cassavetes, John Ireland, Kerrie Keane, Helen Hughes, Erin Noble, Duncan Mcintosh and Paul Samson. The screenplay is written by George Franklin which is inspired from The Incubus by Ray Russell. The music was composed by Stanley Myers. Cinematography was done by Albert J. Dunk and editing by George Appleby. The motion picture has a running time of 93 minutes. Incubus was made on a budget of 0 million. Distribution rights for the movie were acquired by Multicom Entertainment Group Inc.