Prizefighter Mason loses his opening fight so wife Rose leaves him for Hollywood. Without her around Mason trains and starts winning. Rose comes back and wants Mason to dump his manager Regan and replace him with her secret lover Lewis.
Lew Ayres
as Kid Mason
Robert Armstrong
as George Regan
Jean Harlow
as Rose Mason
John Miljan
as Paul H. Lewis
Edward Dillon
as Jeff
Mike Donlin
as McNeil
Morrie Cohan
as Rattler O'Keefe
Mary Doran
as Showgirl
Mildred Van Dorn
as Gladys DeVere
Ned Sparks
as Riley