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