Trainspotting is a 1996 British drama film directed by Danny Boyle based on the novel of the same name by Irvine Welsh. The movie follows a group of heroin addicts in a late 1980s economically depressed area of Edinburgh and their passage through life. The film stars Ewan McGregor as Mark Renton, Ewen Bremner as Spud, Jonny Lee Miller as Sick Boy, Kevin McKidd as Tommy, Robert Carlyle as Begbie, and Kelly Macdonald as Diane. Author Irvine Welsh also has a cameo appearance as hapless drug dealer Mikey Forrester.
http://en.wikipedia.org/wiki/Trainspotting_(film)