The Krays is a film based on the lives and crimes of the British gangsters Ronald and Reginald Kray, twins who are often referred to as The Krays and were active in London in the 1960s.

Charlie returns to the East End after two years at sea to find his house demolished and wife Maggie gone. Everyone else knows she is now shacked up with married bus driver Bert and a toddler, and they all watch with more than a little interest at the trail of mayhem Charlie leaves as he goes about sorting things out.

A 22-year-old factory worker lets loose on the weekends: drinking, brawling, and dating two women, one of whom is older and married.

A rebellious youth, sentenced to a boy’s reformatory for robbing a bakery, rises through the ranks of the institution through his prowess as a long distance runner. During his solitary runs, reveries of his life and times before his incarceration lead him to re-evaluate his privileged status as the Governor’s prize runner.

Leslie Caron plays a young, pregnant, unmarried Frenchwoman who takes a room in a seedy boarding house in London. She soon makes friends with Toby, a struggling writer who lives downstairs, and eventually gets to accept her room and the strange characters in the house. But what to do about her baby? And what to do about Toby?