Mackenzie Astin is an American actor. He made his cinematic debut in the 1987 movie The Garbage Pail Kids Movie. On television, he starred as Andy Moffett Stickle on the NBC sitcom The Facts of Life. Later in the 1990s, he had performances in the films Iron Will, Dream for an Insomniac, and The Evening Star, among others. Subsequently, he had roles in the movies Stranger than Fiction, Welcome 2 Ibiza, and How to Deal. In the 2010s, he is best known for his role as Noah Baker on Scandal, Richard on The Magicians, and Bill Dunn on Homeland.