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