Alfredo Antonini was a leading Italian-American symphony conductor and composer who was active on the international concert stage as well as on the CBS radio and television networks from the 1930s through the early 1970s. In 1972 he received an Emmy Award for Outstanding Achievement in Religious Programming on television for his conducting of the premiere of Ezra Laderman's opera And David Wept for CBS television during 1971. In addition, he was awarded the Order of Merit of the Italian Republic in 1980

Juan Nepomuceno Arvizu Santelices, was an acclaimed lyric tenor in Mexico and a noted interpreter of the Latin American bolero and tango on the international concert stage, on the radio and in film. He was widely noted for his interpretations of the works of Agustin Lara and María Grever and was nicknamed "The Tenor With the Silken Voice".