Detective (uncredited)
Arthur Aylesworth
Accompanist for 'Hora staccato' (uncredited)
Emanuel Bay
Man in Concert Audience (uncredited)
Brooks Benedict
Cellist in Meremblum Orchestra (uncredited)
Richard Berres
Policeman at Police Station (uncredited)
Stanley Blystone
Kid in Orchestra (uncredited)
Morris Boltuch
Bill - Police Lieutenant (uncredited)
Wade Boteler
Violinist (uncredited)
Raymond D. Bowman
Willie's Mother (uncredited)
Virginia Brissac
Woman Angry at Husband Being Late (uncredited)
Dorothy Christy
Henry - Heifetz's Butler (uncredited)
Charles Coleman
Girl in Orchestra (uncredited)
Kaye Connor
Heifetz's Accompanist (uncredited)
Theodore Saidenberg
Undetermined Role (uncredited)
Wyndham Standing
Inspector Johnson (uncredited)
Paul Stanton
Undetermined Role (uncredited)
Elizabeth Valentine
Police Chief's Aide (uncredited)
Emmett Vogan
Usher in Carnegie Hall (uncredited)
Bryant Washburn Jr.
