Identity Unknown

London, 1929. Frank Webber, a very busy Scotland Yard detective, seems to be more interested in his work than in Alice White, his girlfriend. Feeling herself ignored, Alice agrees to go out with an elegant and well-mannered artist who invites her to visit his fancy apartment.

20 volunteers agree to take part in a seemingly well-paid experiment advertised by the university. It is supposed to be about aggressive behavior in an artificial prison situation. A journalist senses a story behind the ad and smuggles himself in among the test subjects. They are randomly divided into prisoners and guards. What seems like a game at the beginning soon turns into bloody seriousness.

The story of three women searching for more potent, meaningful lives. Each is alive at a different time and place, all are linked by their yearnings and their fears. Their stories intertwine, and finally come together in a surprising, transcendent moment of shared recognition.

New York Times reporter Sydney Schanberg is on assignment covering the Cambodian Civil War, with the help of local interpreter Dith Pran and American photojournalist Al Rockoff. When the U.S. Army pulls out amid escalating violence, Schanberg makes exit arrangements for Pran and his family. Pran, however, tells Schanberg he intends to stay in Cambodia to help cover the unfolding story — a decision he may regret as the Khmer Rouge rebels move in.

Heroin addict Mark Renton stumbles through bad ideas and sobriety attempts with his unreliable friends - Sick Boy, Begbie, Spud and Tommy. He also has an underage girlfriend, Diane, along for the ride. After cleaning up and moving from Edinburgh to London, Mark finds he can't escape the life he left behind when Begbie shows up at his front door on the lam, and a scheming Sick Boy follows.

A small-time thief steals a car and impulsively murders a motorcycle policeman. Wanted by the authorities, he attempts to persuade a girl to run away to Italy with him.

The Maclean brothers, Paul and Norman, live a relatively idyllic life in rural Montana, spending much of their time fly fishing. The sons of a minister, the boys eventually part company when Norman moves east to attend college, leaving his rebellious brother to find trouble back home. When Norman finally returns, the siblings resume their fishing outings, and assess where they've been and where they're going.

Andy moves to New York to work in the fashion industry. Her boss is extremely demanding, cruel and won't let her succeed if she doesn't fit into the high class elegant look of their magazine.

Jess Bhamra, the daughter of a strict Indian couple in London, is not permitted to play organized soccer, even though she is 18. When Jess is playing for fun one day, her impressive skills are seen by Jules Paxton, who then convinces Jess to play for her semi-pro team. Jess uses elaborate excuses to hide her matches from her family while also dealing with her romantic feelings for her coach, Joe.

Shipped off to a Romanian orphanage to finish his sentence, a British criminal finds romance but also discovers corruption inside the facility.

Eight very different couples deal with their love lives in various loosely interrelated tales all set during a frantic month before Christmas in London.