- Lidia de la Merced, Juan Emilio Martini, Beverly Sills, Gian Piero Mastromei, Alfredo Kraus, Jose Nait, Horacio Mastrango, Buenos Aires Teatro Colon Chorus, Victor de Narke, Buenos Aires Teatro Colon Orchestra
- Greta Wolff, Lynda Jordan, Lynn Taussig, Edson Hoel, Joshua Hecht, Walter Cassel, Lou Rodgers, Chester Ludgin, Beverly Sills, Beatrice Krebs, New York Opera Orchestra, Frances Bible, Emerson Buckley, Keith Kaldenberg, Donald Arthur, Jack DeLon, Robert Atherton, Dan Marek, William Saxon, George del Monte, Helen Baisley, Grant Williams, Jennie Andrea, Mary LeSawyer, Dorothy White, Peter Sliker, John Dennison, New York City Opera Chorus, Arthur Newman
- John Alldis Choir, Beverly Sills, Paul Plishka, James Levine, Philharmonia Orchestra, Enrico di Giuseppe, Shirley Verrett