One of the classics. A gem of dystopian SF, and a great example of a sports movie to boot. A rare example of an intelligent box-office hit: a film that lets its audience make up their own minds about Jonathon E and the society that both embraces and rejects him.
Clive mentioned William Harrison’s 1973 short story “The Rollerball Murders”, the source material for the film. Read the whole thing here.