Billy Conn
Billy Conn
Acting
Jean Parker
Patricia Mallory
Acting
Dick Purcell
Cliff Halliday
Acting
Alan Baxter
Joe Barton
Acting
Veda Ann Borg
Barbara Ellison
Acting
Jonathan Hale
Max Ellison
Acting
Ernest Whitman
Feets Johnson
Acting
John Kelly
Knockout Riley
Acting
Etta McDaniel
Magenta
Acting
Dick Elliott
Garvey
Acting
John Harmon
Morrie
Acting
Robert Barron
Devlin
Acting
Henry Armstrong
Sparring Partner
Acting
Sam Balter
Radio announcer (voice)
Acting
Arthur Donovan
Referee
Acting
Jack Roper
The Champ
Acting
Freddie Steele
Freddie Steel
Acting
Dan Tobey
Fight Announcer
Acting
Edmund Cobb
(uncredited)
Acting
Donald Douglas
(uncredited)
Acting
William Forrest
(uncredited)
Acting
Harrison Greene
(uncredited)
Acting
Kit Guard
(uncredited)
Acting
Russell Hicks
(uncredited)
Acting
Nora Lane
(uncredited)
Acting
Charles Sullivan
(uncredited)
Acting
William Telaak
(uncredited)
Acting