Based on real-life events, this arresting psychological drama is set in 1974 and centers on Samuel Bicke (Sean Penn), an antisocial, unstable salesman with delusions of grandeur. As his life begins to disintegrate, Bicke decides to take extreme measures to achieve his warped version of the American Dream: assassinating President Richard Nixon. The supporting cast includes Don Cheadle, Naomi Watts and Mykelti Williamson.