a film by Enrique Sánchez Lansch ; written and directed by Enrique Sánchez Lansch ; a co-production of Eikon Media and RBB in co-operation with Cine Impuls
a Teatro Real, Sintonía Media, Euroarts production in coproduction with TVE ; by Richard Wagner ; libretto by Richard Wagner ; Kasper Holten, stage director ; TV director, János Darvas ; TVE producer, José María Uruñuela Repes
music, Richard Wagner ; libretto, Richard Wagner ; new production by Teatro Real, Madrid in co-production with the Royal Opera House, Covent Garden and Teatro Colón, Buenos-Aires ; a Teatro Real/Sintonia/Euro Arts production with TVE