Grace Moore as Mary Barrett

Tullio Carminati as Giulio Monteverdi

Lyle Talbot as Bill Houston

Mona Barrie as Lally

Jessie Ralph as Angelina

Luis Alberni as Giovanni

Andrés de Segurola as Galuppi

Rosemary Glosz as Frappazini

Nydia Westman as Muriel

Henry Armetta as Cafe Owner

Reginald Barlow as Stage Manager

Herman Bing as Vegetable Man

William Burress as Mr. Barrett - Mary's Father

Frederick Burton as Howard - Impresario

Gino Corrado as Extra in Bar

Jane Darwell as Mrs. Barrett - Mary's Mother

Paul Ellis as Pinkerton in 'Madame Butterfly'

Wadsworth Harris as Judge

Sam Hayes as Radio Announcer

Arthur Stuart Hull as Sugar Daddy

Olaf Hytten as Bill's Valet

Hans Joby as Taxi Driver

Edward Keane as Metropolitan Stage Director

Isabel La Mal as Metropolitan Operagoer

Marion Lessing as German Girl

Wilfred Lucas as Metropolitan Operagoer

Michael Mark as Flower Store Man

Alphonse Martell as Headwaiter

Eric Mayne as One of Lally's Escorts

Spec O'Donnell as Call Boy

Harry Schultz as Policeman

Hans Schumm as Policeman

Bert Sprotte as Beer Truck Driver

Frederick Vogeding as First Doctor

Leo White as Florist