The 1930s, 40s and 50s were the heyday of the boxing film, attracting some of the biggest stars of the time - including Errol Flynn, James Cagney, Kirk Douglas and Paul Newman - and some of the best directors. Yet it is a genre that has received little critical attention apart from a few films singled out because they can be categorised as 'film noir'. It would be easy to assume, therefore, that the typical boxing film of this period was a dark...