河上春声

迪克·鲍威尔

Richard 'Dick' Purcell, aka Ricardo Purcelli

Joan Blondell

Alice Hughes

阿道夫·门吉欧

Professor Eduardo de Vinci

Louise Fazenda

Mrs. Flagenheim

William Gargan

Cliff Stanley

George Barbier

Music Critic Hayward

Grant Mitchell

E.V. Richards, Radio Producer

Ted Fio Rito

Ted Fio Roto - Orchestra Leader

Donald Mills

Harry Mills

Herbert Mills

Hobart Cavanaugh

Music Critic Gilmore