Best movies that are oscar winners or nominees in writing (screenplay--based on material from another medium) category

Actors : Al Pacino, Diane Keaton, Marlon Brando, James Caan,
Directors : Francis Ford Coppola,

The aging patriarch of an organized crime dynasty transfers control of his clandestine empire to his reluctant son.

Actors : Jack Hawkins, Peter O'Toole, Alec Guinness, Anthony Quinn,
Directors : David Lean,

The story of T.E. Lawrence, the English officer who successfully united and led the diverse, often warring, Arab tribes during World War I in order to fight the Turks.

Actors : Mia Farrow, Ruth Gordon, John Cassavetes, Sidney Blackmer,
Directors : Roman Polanski,

A young couple move into an apartment, only to be surrounded by peculiar neighbors and occurrences. When the wife becomes mysteriously pregnant, paranoia over the safety of her unborn child begins to control her life.

Actors : Roy Scheider, Gene Hackman, Fernando Rey, Tony Lo Bianco,
Directors : William Friedkin,

A pair of NYC cops in the Narcotics Bureau stumble onto a drug smuggling job with a French connection.

Actors : Dustin Hoffman, John McGiver, Jon Voight, Sylvia Miles,
Directors : John Schlesinger,

A naive hustler travels from Texas to New York to seek personal fortune but, in the process, finds himself a new friend.

Actors : Ellen Burstyn, Lee J. Cobb, Max von Sydow, Linda Blair,
Directors : William Friedkin,

When a teenage girl is possessed by a mysterious entity, her mother seeks the help of two priests to save her daughter.

Actors : Anne Bancroft, William Daniels, Dustin Hoffman, Katharine Ross,
Directors : Mike Nichols,

A disillusioned college graduate finds himself torn between his older lover and her daughter.

Actors : Malcolm McDowell, Warren Clarke, Patrick Magee, Michael Bates,
Directors : Stanley Kubrick,

In the future, a sadistic gang leader is imprisoned and volunteers for a conduct-aversion experiment, but it doesn't go as planned.

Actors : J.D. Cannon, Strother Martin, Paul Newman, George Kennedy,
Directors : Stuart Rosenberg,

A laid back Southern man is sentenced to two years in a rural prison, but refuses to conform.

Actors : Audrey Hepburn, Buddy Ebsen, Patricia Neal, George Peppard,
Directors : Blake Edwards,

A young New York socialite becomes interested in a young man who has moved into her apartment building, but her past threatens to get in the way.

Actors : Al Pacino, John Randolph, Jack Kehoe, Biff McGuire,
Directors : Sidney Lumet,

An honest New York cop named Frank Serpico blows the whistle on rampant corruption in the force only to have his comrades turn against him.

Actors : Joel Grey, Michael York, Helmut Griem, Liza Minnelli,
Directors : Bob Fosse,

A female girlie club entertainer in Weimar Republic era Berlin romances two men while the Nazi Party rises to power around them.

Actors : Clifton James, Otis Young, Jack Nicholson, Randy Quaid,
Directors : Hal Ashby,

Two Navy men are ordered to bring a young offender to prison but decide to show him one last good time along the way.

Actors : Sterling Hayden, Keenan Wynn, George C. Scott, Peter Sellers,
Directors : Stanley Kubrick,

An insane general triggers a path to nuclear holocaust that a war room full of politicians and generals frantically tries to stop.

Actors : Natalie Wood, Richard Beymer, Russ Tamblyn, George Chakiris,

Two youngsters from rival New York City gangs fall in love, but tensions between their respective friends build toward tragedy.

Actors : Richard Burton, Gino Cervi, John Gielgud, Peter O'Toole,
Directors : Peter Glenville,

King Henry II of England comes to terms with his affection for his close friend and confidant Thomas à Becket, who finds his true honor by observing God's divine will rather than the king's.

Actors : Robert Blake, Scott Wilson, Paul Stewart, John Forsythe,
Directors : Richard Brooks,

After a botched robbery results in the brutal murder of a rural family, two drifters elude police, in the end coming to terms with their own mortality and the repercussions of their vile atrocity.

Actors : Audrey Hepburn, Stanley Holloway, Rex Harrison, Wilfrid Hyde-White,
Directors : George Cukor,

A misogynistic and snobbish phonetics professor agrees to a wager that he can take a flower girl and make her presentable in high society.

Actors : Rosemary Murphy, Gregory Peck, Frank Overton, John Megna,
Directors : Robert Mulligan,

Atticus Finch, a lawyer in the Depression-era South, defends a black man against an undeserved rape charge, and his children against prejudice.

Actors : Sidney Poitier, Rod Steiger, Lee Grant, Warren Oates,
Directors : Norman Jewison,

An African American police detective is asked to investigate a murder in a racially hostile southern town.