Calificación
Reparto

Billy Conn
Billy Conn

Jean Parker
Patricia Mallory

Dick Purcell
Cliff Halliday

Alan Baxter
Joe Barton

Veda Ann Borg
Barbara Ellison

Jonathan Hale
Max Ellison

Ernest Whitman
Feets Johnson

John Kelly
Knockout Riley

Etta McDaniel
Magenta

Dick Elliott
Garvey

John Harmon
Morrie

Robert Barron
Devlin

Henry Armstrong
Sparring Partner

Sam Balter
Radio announcer (voice)

Arthur Donovan
Referee

Jack Roper
The Champ