Live - 27 October 1967 - Teatro Colon, Buenos Aires - Wolfgang Windgassen (Siegfried), Birgit Nilsson (Brunnhilde), Heinz Hagenau (Hagen), Zoltan Kelemen (Alberich), Fabio Gionga (Gunther), Gwyneth Jones (Gutrune, Third Norn), Grace Hoffman (Waltraute, Second Norn), Olga Chelavine (Woglinde), Myrtha Garbarini (Wellgunde), Isabel Casey (Flosshilde), Erika Wien (First Norn) - Chorus and Orchestra of the Teatro Colon - Ferdinand Leitner