Keir Dullea (born May 30, 1936) is an American actor best known for his portrayals of astronaut David Bowman in the 1968 film 2001: A Space Odyssey and its 1984 sequel, 2010: The Year We Make Contact. His other film roles include Bunny Lake Is Missing (1965) and Black Christmas (1974). He studied acting at the Neighborhood Playhouse School of the Theatre in New York City.
