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