Short answers, pulled from the story.
Jack Nicholson is an American retired actor and filmmaker born on the 22nd of April 1937, widely regarded as one of the greatest actors of the 20th century. He is known for playing charismatic rebels and won three Academy Awards over a five-decade career.
Jack Nicholson won three Academy Awards: Best Actor for One Flew Over the Cuckoo's Nest in 1975 and As Good as It Gets in 1997, and Best Supporting Actor for Terms of Endearment in 1983. His 12 nominations make him the most nominated male actor in the Academy's history.
Jack Nicholson made his film debut in the low-budget teen drama The Cry Baby Killer in 1958, playing the title role. The film was produced by Roger Corman, with whom Nicholson frequently collaborated for the next decade.
Jack Nicholson was raised by his grandparents as their own child, while his birth mother, June Frances Nicholson, posed as his sister. In 1974, Time magazine researchers discovered and told him that June was actually his mother and that his other sister, Lorraine, was really his aunt.
Jack Nicholson played writer Jack Torrance in Stanley Kubrick's 1980 adaptation of Stephen King's The Shining. He improvised the now-famous line "Here's Johnny!" and shot one scene with the ghostly bartender 36 times.
Jack Nicholson earned a percentage of the box office gross estimated at between $60 million and $90 million for playing the Joker in Tim Burton's 1989 film Batman. He called the role "a piece of pop art" and said he was particularly proud of it.
Jack Nicholson's last film role was in How Do You Know, released in 2010, which brought his filmography to 80 films. He reunited there with director James L. Brooks, though the film was a financial and critical failure.