On screen
Cast
8 credited performers
Artwork unavailable
Vincent Cartier
Self, Walter's twin brother and manager
Artwork unavailable
Walter Cartier
Self
Artwork unavailable
Nat Fleischer
Self, boxing historian
Artwork unavailable
Bobby James
Self, Walter's opponent
Artwork unavailable
Judy Singer
Self, female fan in crowd (uncredited)
Stanley Kubrick
Self (man at ringside with camera) (uncredited)
Artwork unavailable
Alexander Singer
Self
Douglas Edwards
Narrator