Nelson Eddy
Role: Anatole Garron
Susanna Foster
Role: Christine Dubois
Claude Rains
Role: Erique Claudin
Edgar Barrier
Role: Raoul D'Aubert
Leo Carrillo
Role: Signor Ferretti
Jane Farrar
Role: Biancarolli
J. Edward Bromberg
Role: Amiot
Frank Puglia
Role: Villeneuve
Steven Geray
Role: Vereheres
Barbara Everest
Role: The Aunt
Fritz Leiber
Role: Franz Liszt
Nicki Andre
Role: Madame Lorenzi
Elvira Curci
Role: Biancarolli's Maid
Kate Drain Lawson
Role: Landlady
Rosina Galli
Role: Christine's Maid
Walter O. Stahl
Role: Doctor (as Walter Stahl)
Paul Marion
Role: Desjardines
Richard Bartell
Role: Reporter (uncredited)
Edward Biby
Role: Operagoer (uncredited)
Eumenio Blanco
Role: Minor Role (uncredited)
Stanley Blystone
Role: Officer (uncredited)
Beatrice Roberts
Role: Nurse (uncredited)
Belle Mitchell
Role: Feretti's Maid (uncredited)
James Mitchell
Role: Reporter (uncredited)
Renee Carson
Role: Georgette (uncredited)
Wheaton Chambers
Role: Reporter (uncredited)
Lane Chandler
Role: Officer (uncredited)
Edward Clark
Role: Usher (uncredited)
James Conaty
Role: Operagoer (uncredited)
Paul Cristo
Role: Policeman (uncredited)
Jack Deery
Role: Operagoer (uncredited)
William Desmond
Role: Stagehand (uncredited)
Helen Dickson
Role: Operagoer (uncredited)
Ernest Golm
Role: Office Manager (uncredited)
Bella Lewitzky
Role: Dancer (uncredited)
Hank Mann
Role: Stagehand (uncredited)
Anthony Marlowe
Role: 'Marta' Singer (uncredited)
Alphonse Martell
Role: Policeman (uncredited)
Eric Mayne
Role: Reporter (uncredited)
Robert Robinson
Role: Citizen (uncredited)
Victor Romito
Role: Actor in Play (uncredited)
John Roy
Role: Actor in Play (uncredited)
Muni Seroff
Role: Reporter (uncredited)
Johnny Walsh
Role: Office Boy (uncredited)
Tudor Williams
Role: 'Marta' Singer (uncredited)
Marek Windheim
Role: Renfrit (uncredited)