Leon Errol
Knobby Walsh
Acting
Joe Kirkwood Jr.
Joe Palooka
Acting
Elyse Knox
Anne Howe
Acting
Eduardo Ciannelli
Florini
Acting
Joe Sawyer
Lefty
Acting
Elisha Cook Jr.
Eugene
Acting
Warren Hymer
Ira Eyler
Acting
Robert Kent
Ronnie Brewster
Acting
Sarah Padden
Mom Palooka
Acting
Joe Louis
Himself
Acting
Sam McDaniel
Smoky
Acting
J. Farrell MacDonald
Long-Count Bowman
Acting
Betty Blythe
Mrs. Stafford
Acting
Carol Hughes
Mrs. Van Pragg
Acting
Eddie Gribbon
Louie, the Louisiana Lion
Acting
Manuel Ángeles Ortiz
Manuel Ortiz
Acting
Henry Armstrong
Henry Armstrong
Acting
Jo Ann Marlowe
Rosie Palooka
Acting
Jimmy McLarnin
Jimmy McLarnin
Acting
Roger Daniel
Roger Daniel
Acting
Lou Nova
Al Costa
Acting
Michael Mark
Herman (Pop) Palooka
Acting
Ceferino García
Ceferino Garcia
Acting
Jack Roper
Waldo, the Wyoming Wildcat
Acting
Dave Willock
Mr. Rodney
Acting
Sam Hayes
Radio Announcer
Acting
Philip Van Zandt
Freddie Wells
Acting
John Kelly
Sammy
Acting
Emmett Vogan
Fight Commissioner
Acting
Carole Donne
Mrs. Oberlander
Acting
Russ Vincent
Curly
Acting