Keir Atwood Dullea (; born May 30, 1936) is an American actor. He is best-known for his portrayal 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 David and Lisa (1962), Bunny Lake Is Missing (1965) and Black Christmas (1974). Dullea studied acting...