Champion

Jimmie Dundee

Tough Tramp in Boxcar (uncredited)

Charles Sullivan

Kansas City Referee (uncredited)

Don Brodie

Newspaper Reporter (uncredited)

Kirk Douglas

Midge Kelly

Paul Stewart

Tommy Haley

Ralph Sanford

Hammond

Harry Shannon

Lew

Mike Lally

Well-Wisher in Nightclub (uncredited)

Sam Balter

Championship Fight Announcer (uncredited)

John Daheim

Johnny Dunne

Ralph Brooks

Newspaper Reporter at Benefit (uncredited)

Sayre Dearing

Newspaper Reporter at Benefit (uncredited)

Chuck Hamilton

Fight Stadium Guard (uncredited)

Ralph Montgomery

Newspaper Reporter (uncredited)

Mushy Callahan

Referee Title Fight (uncredited)

Bill Baldwin

Bill Brown (Ringside Broadcaster) (uncredited)

Charles Sherlock

Dunne's Cornerman (uncredited)

Forbes Murray

Speaker at Benefit (uncredited)

Polly Bergen

Radio and Jukebox Singer (voice) (uncredited)

Ivan Volkman

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Lola Albright

Palmer Harris

Mark Robson

-

Arthur Kennedy

Connie Kelly

Luis van Rooten

Jerry Harris

Esther Howard

Mrs. Kelly

Paul Dubov

Gangster (uncredited)

George Meader

Fight Doctor (uncredited)

Hal March

Mobster (uncredited)

Marilyn Maxwell

Grace Diamond

Ruth Roman

Emma Bryce

Court Shepard

Fighter (uncredited)

Hilda Simms

Maid (uncredited)

Tim Ryan

Al (Kansas City Manager) (uncredited)

Joe Gray

Championship Fight Opponent (uncredited)