Dr. Christian takes an interest in a young boy, a violin prodigy, whose mother is a divorced music teacher. His interest isn't just in the boy's music career--he believes it would be best for the boy to have his parents back together, and sets out to do just that.

Jean Hersholt
as Doctor Paul Christian

Fay Wray
as Mary Stanley

Walter Woolf King
as Antoine Pirelle

Astrid Allwyn
as Gladys McClelland

Schuyler Standish
as Billy Stanley

Maude Eburne
as Mrs. Hastings

Andrew Tombes
as Mickey Delany

Donnie Allen
as Johnny 'Red' Bates (uncredited)

Elvia Allman
as Radio Station Receptionist (uncredited)

Lois Austin
as Miss Martin (uncredited)