46 credits
- Ghostbusters: Frozen Empire
2024 Original Film Writer
- Ghostbusters: Afterlife
2021 Original Film Writer
- Ghostbusters
2016 Characters
- Year One
2009 Director
- Caddyshack: The Inside Story
2009 Himself
- My Suicide
2009 Executive Producer
- Knocked Up
2007 Ben's Dad
- Walk Hard: The Dewey Cox Story
2007 L'Chaim
- Students of 'The Graduate'
2007 Himself
- The Last Kiss
2006 Professor Bowler
- I Want Someone to Eat Cheese With
2006 Executive Producer
- The Ice Harvest
2005 Director
- Stork Day
2004 Original Film Writer
- I'm with Lucy
2002 Jack
- Orange County
2002 Don Durkett
- Analyze That
2002 Director
- The First $20 Million Is Always the Hardest
2002 Executive Producer
- Bedazzled
2000 Director
- Analyze This
1999 Director
- As Good as It Gets
1997 Dr. Bettes
- Multiplicity
1996 Director
- Stuart Saves His Family
1995 Director
- Love Affair
1994 Sheldon Blumenthal
- Airheads
1994 Chris Moore
- Groundhog Day
1993 Director
- Rover Dangerfield
1991 Story
- The Earth Day Special
1990 Elon Spengler
- Ghostbusters II
1989 Screenplay
- Stealing Home
1988 Alan Appleby
- The Best of SCTV
1988 Writer
- Caddyshack II
1988 Screenplay
- Baby Boom
1987 Steven Buchner
- Armed and Dangerous
1986 Screenplay
- Club Paradise
1986 Director
- Back to School
1986 Screenplay
- Meatballs III: Summer Job
1986 Characters
- Ghostbusters
1984 Screenplay
- National Lampoon's Vacation
1983 Director
- Spacehunter: Adventures in the Forbidden Zone
1983 Voice (Uncredited)
- Stripes
1981 Screenplay
- Heavy Metal
1981 Zeke (voice)
- Caddyshack
1980 Director
- Meatballs
1979 Writer
- Animal House
1978 Writer
