William James Murray (born September 21, 1950) is an American actor, comedian, filmmaker, and writer. He first rose to fame on Saturday Night Live, a series of performances that earned him his first Emmy Award, and later starred in comedy films—including Meatballs (1979), Caddyshack (1980), Stripes (1981), Tootsie (1982), Ghostbusters (1984), Scrooged (1988), Ghostbusters II (1989), What About Bob? (1991), and Groundhog Day (1993). He also co-directed Quick Change (1990).