Allen Kelsey Grammer is an American actor, comedian, producer, director and writer, best known for his two-decade-long portrayal of psychiatrist Dr. Frasier Crane on the NBC sitcom Cheers and its spin-off Frasier. He is also known for his performance in the political drama series Boss for which he won a Golden Globe Award, and the period drama series The Last Tycoon, as well as having a guest role as the voice of Sideshow Bob in The Simpsons, with additional voice roles in Anastasia (1997) and Toy Story 2 (1999). He has also appeared in various television shows such as 30 Rock, Modern Family, and Unbreakable Kimmy Schmidt. Grammer is also known for his work in theatre, acting alongside Christopher Plummer and James Earl Jones in Othello, and Macbeth on Broadway. In 1983, he starred alongside Mandy Patinkin in Stephen Sondheim's Sunday in the Park with George at Playwrights Horizons, Off-Broadway. He has also starred in productions of Sweeney Todd: The Demon Barber of Fleet Street playing the title character, and My Fair Lady as Professor Henry Higgins. In 2010 he received his first Tony Award nomination for his performance in La Cage aux Folles. In 2016, Grammer won a Tony Award as a producer of The Color Purple. In 2019, Grammer starred as Don Quixote in a production of Man of La Mancha at the London Coliseum. In the course of his career in television Grammer has won five Primetime Emmy Awards, three Golden Globe Awards, one Daytime Emmy Award and one Tony Award; additionally, he has also worked as a television producer, director, and writer.