Dangerous Moves

Dangerous Moves French La Diagonale du fou is a 1984 Frenchlanguage film about chess, directed by Richard Dembo and starring Michel Piccoli and Alexandre Arbatt. Its original French title is La diagonale du fou The Fools Diagonal, referring to the chess piece called the bishop in English but the fool in French. The film was a coproduction between companies in France and Switzerland. It tells the story of two very different men competing in the final match of the World Chess Championship. One is a 52yearold Soviet Jew who holds the title, and the other is a 35yearold genius who defected to the West several years earlier.

Source: Wikipedia