As much as there have been movies about the theater and movies about movies, the films that have been made about television are some of the best ever. This year alone, there are two movies nominated for Best Picture of the year by the Academy Awards that are all about television -- Slumdog Millionaire and Frost/Nixon. Without TV, neither of these films would exist. Looking back, here are the films about TV that set the standards by which Slumdog Millionaire and Frost/Nixon are measured.