- Emery Darcy· Thomas Hayward· Hertha Glaz· Mona Paulee· Anthony Marlowe· Lorenzo Alvary· George Szell· Nadine Conner· The Metropolitan Opera Orchestra· Edward Caton· Lodovico Oliviero· Alessio De Paolis· Lillian Raymondi· The Metropolitan Opera Chorus· Maxine Stellman· Emanuel List· Thelma Altman· Irene Jessner· Ludwig Burgstaller· Gerhard Pechner· Thelma Votipka· Jarmila Novotna· Walter Olitzki
- Calvin Marsh· Norman Scott· Margaret Roggero· Leonard Warren· Roberta Peters· Eugenio Fernandi· The Metropolitan Opera Chorus· Thelma Votipka· Fausto Cleva· Madelaine Chambers· The Metropolitan Opera Orchestra· George Cehanovsky· Gabor Carelli· Louis Sgarro· Mildred Allen· William Wilderman