Ivan Reitman is most known for directing Ghostbusters and Ghostbusters II, along with Stripes and Meatballs. In Ghostbusters, Reitman provided all of the unearthly voices, such as Dana's demonic Zuul voice and Slimer, except for Gozer's.   In Ghostbusters II, Reitman makes a cameo in the film as a pedestrian walking past the Firehouse and crossing the street.
Ghostbusters Related Credits
- Ghostbusters - Directer, Producer
- Ghostbusters II - Directer, Producer
- - Extra outside firehouse
- Ghost Corps - Head
- Ghostbusters (2016 Movie) - Producer
- Ghostbusters: Afterlife - Producer
While he had worked on a few earlier movies (small budget B-movies) his break was as one of the two Producers of National Lampoon's Animal House. He also is known for Directing Legal Eagles, Kindergarten Cop, Junior, Fathers' Day, Six Days Seven Nights, Evolution.
The information in this section is gathered from IMDb and is meant to only be a brief list of highlights of their career.
- Mummies Alive! (TV Series) - Executive Producer for forty-two episodes (1997)
- Kindergarten Cop - Director, Producer (1990)
- Heavy Metal - Producer (1981)
- Stripes - Director, Producer (1981)
- National Lampoon's Animal House - Producer (1978)
- Cannibal Girls - Director, Executive Producer, Writer -developed dialog by the cast- (1973)
- Ivan Reitman is the father of Jason Reitman and Catherine Reitman.
- Ivan Reitman first met Dan Aykroyd when he hired him to be an announcer at a television station in Toronto in the 1970s.
- Slimer flying around the chandelier in the hotel ballroom is one of Reitman's least favorite effects.
- Rick Moranis suggested Louis' party right before principal photography started. Ivan Reitman decided to shoot the party as one long take to retain Moranis' comedic flow.
- While scouting locations and emulating Louis Tully's movements, Ivan Reitman saw the Tavern on the Green and decided to use it.
- When Louis/Vinz returns to the Shandor Building, in Chapter 23: Keeper Meets Master, Ivan Reitman, the camera and some of the crew can be seen in the reflection of the mirror inside the lobby just before the camera pans upward.
- One faction in the production unit argued for a 100 foot tall Stay Puft Marshmallow Man, another argued for 125 feet but Ivan Reitman ultimately declared he would be 112.5 feet.
- As an afterthought in post-production, Ivan Reitman came up with the idea to include Slimer in the last shot.
- On page 12 of Ghostbusters Volume 2 Issue #1, I. Reitman is listed as one of the authors of the technical report.
- On page 3 of Ghostbusters Volume 2 Issue #13, behind Egon, Ray and Peter is Ivan Reitman.
- In the Ghostbusters: Mass Hysteria hard cover collection, on page five, Reitman is referenced in Dan Aykroyd's introduction.
- On the Regular Cover of Ghostbusters 101 #1, the map credit references Ivan Reitman.
- The Introduction for the Ghostbusters: Interdimensional Cross-Rip collection was written by Reitman.
- Reitman is thanked on page 96 of Insight Editions' Tobin's Spirit Guide.
- On page 215 of Ghosts from Our Past: Both Literally and Figuratively: The Study of the Paranormal (Three Rivers Press), Reitman is thanked in the acknowledgment section.
- Reitman is mentioned in the Introduction of Ghostbusters 101: Everyone Answers The Call TPB.
- On page 7 of 35th Anniversary: Ghostbusters, Ivan Reitman and two men from Chapter 16 "Vigo 101" once again appear outside the Firehouse almost like their initial cameo.
- On page 1 of Ghostbusters Year One Issue #2, Bob Douglas mentions pledging to Delta Tau Chi. This was the name of the fraternity in "Animal House" which was co-written by the late Harold Ramis and directed by Ivan Reitman.
- On page 4 of Ghostbusters Year One #2, Peter's hairstyle is based on Bill Murray's character Tripper in "Meatballs" (1979) which was directed by Reitman and co-written by Ramis. Egon's hairstyle is based on Harold Ramis' character Russell in "Stripes" (1981) which was also directed by Reitman and co-written by Ramis.
- On page 11 of Ghostbusters Year One Issue #2, in panel 3, on Peter's locker door is an article about him titled "Ghostbusters chief tells all" is originally from the July 2, 1984 Daily News interview with Ivan Reitman. A photo of Peter replaces Ivan's.
- Ivan Reitman (2005). Ghostbusters- Commentary (2005) (DVD ts. 56:49-57:02). Columbia TriStar Home Video. Ivan Reitman says: "I actually do the voice, the deep voice of...that's me. I did Slimer and the voice that comes out of her here. "
- Shay, Don (November 1985). Making Ghostbusters, p. 127 annotation. New York Zoetrope, New York NY USA, ISBN 0918432685. Paragraph reads: "In an unusual twist on the directorial cameo, Dana's demonic voice -- reminiscent of Mercedes McCambridge's intonations in The Exorcist -- was actually that of Ivan Reitman. Reitman, in fact, provided all of the unearthly voices in the film, except that of Gozer."
- Dan Aykroyd (2019). Cleanin' Up The Town: Remembering Ghostbusters (2019) (Blu-Ray ts. 05:39-05:47). Bueno Productions. Dan Aykroyd says: "He hired me as an announcer at a television station in the '70s, in Toronto, so I know him for many years, and the fact that Harold Ramis had worked with him."
- Ivan Reitman (2005). Ghostbusters- Commentary (2005) (DVD ts. 35:05-35:10). Columbia TriStar Home Video. Ivan Reitman says: "One of my least favorite special effects. "
- Shay, Don (November 1985). Making Ghostbusters, p. 114 annotation. New York Zoetrope, New York NY USA, ISBN 0918432685. Paragraph reads: "The 'nerd party' evolved from an idea suggested by Rick Moranis shortly before principal photography began. To retain the comedic flow of Louis' blithering monologue, Ivan Reitman shot the entire party sequence -- up to the Terror Dog's appearance -- as one long take, following Moranis around the room from guest to guest."
- Shay, Don (November 1985). Making Ghostbusters, p. 123 annotation. New York Zoetrope, New York NY USA, ISBN 0918432685. Michael Gross says: "The original idea was for Louis to be trapped by the Terror Dog in a dark corner of the park. But Ivan was scouting locations one day, emulating Louis' moves from the time he runs out of the apartment building -- 'Louis runs here, then he runs here, and then he runs ... there!' And there was the Tavern on the Green -- a logical distance for Louis to have run, and a logical place to seek refuge."
- Shay, Don (November 1985). Making Ghostbusters, p. 186. New York Zoetrope, New York NY USA, ISBN 0918432685. Paragraph reads: "A John Deveikis illustration for the original Dan Aykroyd script suggested a much larger marshmallow man than was ultimately decide upon. Since one faction within the production unit argued for a 100-foot tall version while another favored a somewhat larger 125-foot tall version, Ivan Reitman settled the dispute by declaring that the Stay-Puft marshmallow man would be 112.5 feet tall."
- Shay, Don (November 1985). Making Ghostbusters, p. 201 annotation. New York Zoetrope, New York NY USA, ISBN 0918432685. Paragraph reads: "As an afterthought during postproduction, Ivan Reitman decided to add a last-minute reprise by the Onionhead ghost - a final audience zinger misinterpreted by many as implying a sequel."