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Billy Conn as Billy Conn |
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Jean Parker as Patricia Mallory |
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Dick Purcell as Cliff Halliday |
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Alan Baxter as Joe Barton |
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Veda Ann Borg as Barbara Ellison |
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Jonathan Hale as Max Ellison |
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Ernest Whitman as Feets Johnson |
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John Kelly as Knockout Riley |
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Etta McDaniel as Magenta |
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Dick Elliott as Garvey |
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John Harmon as Morrie |
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Robert Barron as Devlin |
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Henry Armstrong as Sparring Partner |
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Sam Balter as Radio announcer (voice) |
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Arthur Donovan as Referee |
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Jack Roper as The Champ |
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Freddie Steele as Freddie Steel |
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Dan Tobey as Fight Announcer |
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Edmund Cobb as (uncredited) |
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Donald Douglas as (uncredited) |
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William Forrest as (uncredited) |
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Harrison Greene as (uncredited) |
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Kit Guard as (uncredited) |
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Russell Hicks as (uncredited) |
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Nora Lane as (uncredited) |
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Charles Sullivan as (uncredited) |
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William Telaak as (uncredited) |
| Directing | Jack Townley | Director |
| Writing | Houston Branch | Writer |
| Writing | Octavus Roy Cohen | Novel |
| Writing | Earl Felton | Writer |
| Camera | Reggie Lanning | Director of Photography |
| Sound | Ross DiMaggio | Original Music Composer |
| Sound | Mort Glickman | Original Music Composer |
| Sound | Paul Sawtell | Original Music Composer |
