'Trainspotting' (1996), directed by Danny Boyle, is a gritty drama that follows a group of young heroin addicts in Edinburgh, Scotland. Led by Ewan McGregor's character, Mark Renton, the film delves into their struggles with addiction, friendship, and the search for meaning in a bleak environment. Known for its raw portrayal of drug culture, dynamic storytelling, and a pulsating soundtrack, 'Trainspotting' has become a defining film of the 1990s.