Champion

Kirk Douglas Midge Kelly

Marilyn Maxwell Grace Diamond

Arthur Kennedy Connie Kelly

Paul Stewart Tommy Haley

Ruth Roman Emma Bryce

Lola Albright Palmer Harris

Luis van Rooten Jerry Harris

Harry Shannon Lew

John Daheim Johnny Dunne

Ralph Sanford Hammond

Esther Howard Mrs. Kelly

Bill Baldwin Bill Brown (Ringside Broadcaster) (uncredited)

Sam Balter Championship Fight Announcer (uncredited)

Don Brodie Newspaper Reporter (uncredited)

Ralph Brooks Newspaper Reporter at Benefit (uncredited)

Mushy Callahan Referee Title Fight (uncredited)

Sayre Dearing Newspaper Reporter at Benefit (uncredited)

Paul Dubov Gangster (uncredited)

Jimmie Dundee Tough Tramp in Boxcar (uncredited)

Joe Gray Championship Fight Opponent (uncredited)