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