Ghostbusters is a 1984 American fantasy comedy film produced and directed by Ivan Reitman and written by Dan Aykroyd and Harold Ramis. It stars Bill Murray, Aykroyd and Ramis as Peter Venkman, Ray Stantz and Egon Spengler, eccentric parapsychologists who start a ghost-catching business in New York City. Sigourney Weaver and Rick Moranis co-star as their client Dana Barrett and her neighbor Louis Tully.