Changing Lanes is a 2002 American legal thriller film directed by Roger Michell and starring Ben Affleck and Samuel L. Jackson. The film follows a successful, young Wall Street lawyer (Affleck) who accidentally crashes his car into a vehicle driven by a middle-aged, recovering alcoholic insurance salesman (Jackson). After the lawyer leaves the scene of the accident, the two men try to get back at each other, engaging in a variety of immoral and illegal actions that end up having a major impact on each man's life.