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Wallace Beery as Andy 'Champ' Purcell |
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Jackie Cooper as Dink Purcell |
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Irene Rich as Linda Carleton |
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Roscoe Ates as Sponge |
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Edward Brophy as Tim |
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Hale Hamilton as Tony Carleton |
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Jesse Scott as Jonah |
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Marcia Mae Jones as Mary Lou Carleton |
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Dannie Mac Grant as Boy Taunting Dink (uncredited) |
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Frank Hagney as Mexican Champ Manuel Quiroga (uncredited) |
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Dell Henderson as The Doctor (uncredited) |
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Tom McGuire as Los Angeles Promoter (uncredited) |
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Bob Perry as Referee (uncredited) |
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Lee Phelps as Louie the Bartender (uncredited) |
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Andy Shuford as Boy at Racetrack (uncredited) |
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Dan Tobey as Ring Announcer (uncredited) |
| Sound | Douglas Shearer | Recording Supervision |
| Writing | Frances Marion | Writer |
| Directing | King Vidor | Director |
| Production | Harry Rapf | Producer |
| Production | King Vidor | Producer |
| Art | Cedric Gibbons | Art Direction |
| Editing | Hugh Wynn | Editor |
| Production | Irving Thalberg | Producer |
| Production | William Murray Weiss | Producer |
| Production | Benjamin Thau | Casting |
| Directing | Robert A. Golden | Assistant Director |
| Camera | Gordon Avil | Director of Photography |
| Sound | Charles E. Wallace | Sound |
| Camera | Wilbur Bradley | Assistant Camera |
| Writing | Leonard Praskins | Dialogue |
| Writing | Frances Marion | Story |
| Writing | Leonard Praskins | Writer |
