The Possession of Joel Delaney is a 1972 horror film directed by Waris Hussein and starring Shirley MacLaine and Perry King. It is based on the 1970 novel of the same title by Ramona Stewart. The plot follows a wealthy New York City divorcee whose brother becomes possessed by a deceased serial killer who committed a series of gruesome murders in Spanish Harlem. In the intervening years, the film has been the subject of film criticism surrounding its themes of social inequality, as well as familial relationships and incest.