Harold Allen Ramis (November 21, 1944 – February 24, 2014) was an American actor and filmmaker, specializing in comedy. His best-known film acting roles are as Egon Spengler in Ghostbusters (1984) and Russell Ziskey in Stripes (1981), both of which he co-wrote. As a writer/director, his films include the comedies Caddyshack (1980), Groundhog Day (1993), and Analyze This (1999). He was the original head writer of the TV series SCTV (in which he also performed), and one of three screenwriters for the film National Lampoon's Animal House (1978).

Filmography

• 2025John Candy: I Like Me — Self - Head Writer & Actor, SCTV (archive footage)
• 2024Ghostbusters: Frozen Empire — Original Film Writer
• 2021Ghostbusters: Afterlife — Dr. Egon Spengler (archive footage) (uncredited), Original Film Writer
• The Movies That Made Us — Dr. Egon Spengler (archive footage)
• 2016Ghostbusters — Characters
• 2009My Suicide — Executive Producer
• 2009Year One — Adam, Screenplay, Director, Producer
• 2007Knocked Up — Ben's Dad
• 2007Walk Hard: The Dewey Cox Story — L'Chaim
• 2006I Want Someone to Eat Cheese With — Executive Producer
• 2006The Last Kiss — Professor Bowler
• 2005The Ice Harvest — Director
• The Office — Director
• 2004Stork Day — Original Film Writer
• 2002Analyze That — Screenplay, Director
• 2002I'm with Lucy — Jack
• 2002Orange County — Don Durkett
• 2002The First $20 Million Is Always the Hardest — Executive Producer
• 2000Bedazzled — Director, Screenplay, Producer
• 1999Analyze This — Screenplay, Director
• 1997As Good as It Gets — Dr. Bettes
• 1996Multiplicity — Producer, Director
• 1995Stuart Saves His Family — Director
• 1994Airheads — Chris Moore
• 1994Love Affair — Sheldon Blumenthal
• 1993Groundhog Day — Neurologist, Screenplay, Producer, Director
• 1991Rover Dangerfield — Story Developer
• 1990The Earth Day Special — Elon Spengler
• 1989Ghostbusters II — Dr. Egon Spengler, Screenplay, Characters
• 1988Caddyshack II — Screenplay, Characters
• 1988Stealing Home — Alan Appleby
• 1988The Best of SCTV — Writer
• 1987Baby Boom — Steven Buchner
• 1986Armed and Dangerous — Screenplay
• 1986Back to School — Screenplay, Executive Producer
• 1986Club Paradise — Director, Screenplay
• 1986Meatballs III: Summer Job — Characters
• The Real Ghostbusters — Creator
• 1984Ghostbusters — Dr. Egon Spengler, Screenplay
• 1984On the Scene with the Ghostbusters
• 1983National Lampoon's Vacation — Car salesman (voice) (uncredited), Director
• 1983Spacehunter: Adventures in the Forbidden Zone — Voice (Uncredited)
• 1982The Rodney Dangerfield Show: It's Not Easy Bein' Me — Writer
• 1981Heavy Metal — Zeke (voice)
• SCTV Network 90 — Writer
• 1981Stripes — Russell Ziskey, Screenplay
• 1980Caddyshack — Director, Writer
• 1979Meatballs — Writer
• 1978Animal House — Writer
• Second City Television — Self - Various Characters, Writer

Appearances as themselves (21)

• 2026Marty, Life Is Short — Self (archive footage)
• 2026You Had to Be There: How the Toronto Godspell Ignited the Comedy Revolution... — Self (archive footage)
• 2020Belushi — Self (archive footage)
• 2020Cleanin' Up the Town: Remembering Ghostbusters — Self
• 2015Drunk Stoned Brilliant Dead — Self - Actor / Director (archive footage)
• 2015Thank You, Del: The Story of the Del Close Marathon — Self
• 2011Inside Story: National Lampoon's Vacation — Self
• 2009Caddyshack: The Inside Story — Himself
• Late Night with Jimmy Fallon — Self
• 2008Animal House: The Inside Story — Self
• 2007Students of 'The Graduate' — Self
• 2007Students of 'The Graduate' — Himself
• Second City: First Family of Comedy — Self
• 2004Chicago Filmmakers on the Chicago River — Self
• 2002Groundhog Day: The Weight of Time — Self
• 1999Caddyshack: The 19th Hole — Self - Director
• 1999Ghostbusters 1999 — Self
• 1998The Yearbook: An Animal House Reunion — Self - Writer
• The Daily Show — Self
• 1985Richard Lewis: I'm In Pain — Self
• 1983The Rodney Dangerfield Special: I Can't Take It No More — Self / Various