The film was based on Chase's story Concerto, which in turn was based on the career of his first wife. It was originally called Concerto and was the most expensive film ever made by Republic Pictures.[1][7]
^FRED STANLEY (29 July 1945). "THE HOLLYWOOD SCENE: Directing Again Writers' Earnings HOLLYWOOD ADDENDA Fire Prevention Tutoring Melchior". New York Times. p. X1.