AdvertisementFrom 'Batman' To 'Birdman,' Michael Keaton Knows Suits And SuperheroesFebruary 09, 2015facebookEmailIn Birdman, Michael Keaton plays both the actor Riggan Thomson, who is having an identity crisis, and his alter ego, Birdman, who badgers him because he gave up a lucrative Hollywood career for a play in an old Broadway theater. (Courtesy of Fox Searchlight)