Who plays the boxer James Walter Braddock in the film 'Cinderella Man'?

Explanation

James Walter Braddock (1905-1974) was an American heavyweight champion. During the Great Depression in the 1930s he made a fantastic comeback which gave him the nick name 'Cinderella Man'. The story is illustrated in the 2005 film of the same name, where Braddock is played by Russel Crowe. Braddock won his title in a legendary fight against the boxer Max Baer in 1935, in a fight where he was supposed to have been an easy victory for Bear.