Domingo, Violeta Urmana, Matti Salminen, , and Anna Netrebko. In also includes interviews with Domingo, Wolfgang Wagner, writers Robert Gutman and Karen Armstrong. The film exists in two versions: (1) a complete version running 116 minutes and officially approved by Domingo, and (2) an 88-minute version, with cuts of passages regarded by the German distributor as being too "political", "uncomfortable", and "irrelevant". See also Gesamtkunstwerk References Sources (UK title: Wagner and Philosophy, Penguin Books, ) Further reading External links Complete vocal score of Parsifal Complete German and English libretti and Wagner's own stage descriptions, excerpts of the score, rwagner.net English libretto Parsifal on TV: Met and Festspielhaus by Alunno Marco, mediamusic-journal.com, 26 March 2013 Monsalvat, Derrick Everett's extensive website on all aspects of Parsifal Essay by Rolf May, a theosophical view of Parsifal, from Sunrise, 1992/1993 Programme notes for Parsifal by Luke Berryman Wagner Operas. A comprehensive website featuring photographs of productions, recordings, librettos, and sound files. Summary of Wolfram von Eschenbach's ''Parzival Parsifal on Stage: a PDF by Katherine R. Syer Richard Wagner – Parsifal, gallery of historic postcards with visual motives from Richard Wagner's operas Reviews of Parsifal on record, by Geoffrey Riggs List of all Parsifal conductors at Bayreuth Parsifal Suite, constructed by Andrew Gourlay, published by Schott Music 1882 operas Arthurian operas German-language operas Holy Grail in fiction Libretti by Richard Wagner Music dramas Operas adapted into films Operas by Richard Wagner Operas Parzival Works based on Perceval, the Story of the Grail Race-related controversies in opera