William Edward Crystal (born March 14, 1948) is an American actor, comedian, writer, producer, director, and television host. He gained prominence in the 1970s and 80s for television roles as Jodie Dallas on the ABC sitcom Soap and as a cast member and frequent host of Saturday Night Live. He then became a Hollywood film star during the late 1980s and 1990s, appearing in the critical and box office successes The Princess Bride (1987), Throw Momma from the Train (1987), When Harry Met Sally… (1989), City Slickers (1991), Mr. Saturday Night (1992) and Analyze This (1999), and providing the voice of Mike Wazowski in the Monsters, Inc. films, starting in 2001. He will reprise his role in the upcoming Disney+ series Monsters at Work (2020).
For his work, he received numerous accolades, including six Primetime Emmy Awards, a Tony Award, a Mark Twain Prize and a star on the Hollywood Walk of Fame in 1991. He has hosted the Academy Awards nine times, beginning in 1990 and most recently in 2012.