Best movies that are oscar winners in writing (screenplay written directly for the screen--based on factual material or on story material not previously published or produced) category

Actors : Carol Kane, Woody Allen, Tony Roberts, Diane Keaton,
Directors : Woody Allen,

Neurotic New York comedian Alvy Singer falls in love with the ditzy Annie Hall.

Actors : William Holden, Faye Dunaway, Robert Duvall, Peter Finch,
Directors : Sidney Lumet,

A television network cynically exploits a deranged former anchor's ravings and revelations about the news media for its own profit.