Harold Ramis

Harold Allen Ramis was an American actor, director, writer, and comedian. His best-known film acting roles were as Egon Spengler in Ghostbusters and Ghostbusters II and Russell Ziskey in Stripes; he also co-wrote those films. As a director, his films include the comedies Caddyshack, National Lampoon's Vacation, Groundhog Day, and Analyze This.