Nelson Eddy (Anatole Garron)
Susanna Foster (Christine DuBois)
Claude Rains (Enrique Claudin)
Edgar Barrier (Raoul D'Aubert)
Jane Farrar (Biancarolli)
Hume Cronyn (Gerard)
Leo Carrillo (Signor Feretti)
Belle Mitchell (Feretti's Maid)
Beatrice Roberts (Nurse)
Walter O. Stahl (Dr. Lefours)
Tudor Williams (Actor/Actress)
Marek Windheim (Renfrit)
Richard Bartell (Actor/Actress)
Muni Seroff (Reporter)
Ernest Golm (Office Manager)
Johnny Walsh (Office Boy)
Rosina Galli (Christine's maid)
Alphonse Martell (Policeman)
Anthony Marlowe (Martha Singer)
Paul Marion (Desjardines)
Renee Carson (Georgette Pleyel's Girl Friend)
Wheaton Chambers (Reporter)
Lane Chandler (Officer)
Edward Clark (Usher)
Elvira Curci (Biancarolli's maid)
Cyril Delevanti (Bookkeeper)
William Desmond (Actor/Actress)
Nicolle Andre (Lorenzi)
Hank Mann (Stagehand)
Miles Mander (Pleyel)
Kate Lawson (Landlady)
Fritz Feld (Lecours)
Gladys Blake (Jennie)
Fritz Leiber (Franz Liszt)
Barbara Everest (Aunt)
J. Edward Bromberg (Amiot)
Steven Geray (Vercheres)
Frank Puglia (Villeneuve)
Hans Herbert (Marcel)