Nelson Eddy

Anatole Garron

Susanna Foster

Christine Dubois

Claude Rains

Erique Claudin

Edgar Barrier

Raoul D'Aubert

Leo Carrillo

Signor Ferretti

Jane Farrar

Biancarolli

J. Edward Bromberg

Amiot

Fritz Feld

Lecours

Frank Puglia

Villeneuve

Steven Geray

Vereheres

Barbara Everest

The Aunt

Hume Cronyn

Gerard

Fritz Leiber

Franz Liszt

Nicki Andre

Madame Lorenzi

Gladys Blake

Jeanne

Elvira Curci

Biancarolli's Maid

Hans Herbert

Marcel

Kate Drain Lawson

Landlady

Miles Mander

Pleyel

Rosina Galli

Christine's Maid

Walter O. Stahl

Doctor (as Walter Stahl)

Paul Marion

Desjardines

Richard Bartell

Reporter (uncredited)

Edward Biby

Operagoer (uncredited)

Eumenio Blanco

Minor Role (uncredited)

Stanley Blystone

Officer (uncredited)

Beatrice Roberts

Nurse (uncredited)

Belle Mitchell

Feretti's Maid (uncredited)

James Mitchell

Reporter (uncredited)

Renee Carson

Georgette (uncredited)

Wheaton Chambers

Reporter (uncredited)

Lane Chandler

Officer (uncredited)

Edward Clark

Usher (uncredited)

James Conaty

Operagoer (uncredited)

Paul Cristo

Policeman (uncredited)

Jack Deery

Bookkeeper (uncredited)

William Desmond

Stagehand (uncredited)

Helen Dickson

Operagoer (uncredited)

Ernest Golm

Office Manager (uncredited)

Bella Lewitzky

Dancer (uncredited)

Hank Mann

Stagehand (uncredited)

Anthony Marlowe

'Marta' Singer (uncredited)

Alphonse Martell

Policeman (uncredited)

Eric Mayne

Reporter (uncredited)

Robert Robinson

Citizen (uncredited)

Victor Romito

Actor in Play (uncredited)

John Roy

Actor in Play (uncredited)

Muni Seroff

Reporter (uncredited)

Johnny Walsh

Office Boy (uncredited)

Tudor Williams

'Marta' Singer (uncredited)

Marek Windheim

Renfrit (uncredited)