Lucrezia Bori, Antoinette Laute-Brun, Rosa Olitzka, Walter Soomer, Pierre-Aurele Asselin, Charles Hackett, Frieda Hempel, Karl Jorn, Gaston Dubois, Studio Orchestra, Studio Pianist, Studio Conductor, Peter Dawson, Marie Rappold, Maria Delna, Jacques Urlus, Eleanor de Cisneros, Studio cellist, Blanche Arral, Francesco Daddi