Phobia is a 1980 Canadian psychological thriller-horror film directed by John Huston, with a screenplay by Peter Bellwood, Lew Lehman and Jimmy Sangster; from a story by Ronald Shusett and Gary Sherman. It stars Paul Michael Glaser, Susan Hogan, and John Colicos. In the film, experimental psychotherapist Dr. Peter Ross' (Glaser) patients are targeted by a killer that preys on their phobias.