Orpheus in the Underworld Orpheus in the Underworld Orphée aux enfers, whose title translates from the French as Orpheus in the Underworld, is an opéra bouffon (a form of operetta), or opéra féerie in its revised version. Its score was composed by Jacques Offenbach to a French text written by Ludovic Halévy and later revised by Hector-Jonathan Crémieux. The work, first performed in 1858, is said to be the first classical full-length operetta. Offenbach's earlier operettas were small-scale one-act works, since the law in France did not allow full-length works of certain genres. "Orpheus" was not only longer, but more musically adventurous than Offenbach's
Orpheus und Eurydike the work should become an opera and Krenek received carte blanche to adapt the German play, condensing it by a third in the process, and setting it to an atonal score. At one point Krenek sought help from Eduard Erdmann, who gave up. In this new form it premiered as Krenek's Op. 21 in Kassel at the Staatstheater on 27 November 1926. Orpheus und Eurydike Orpheus und Eurydike ("Orpheus and Eurydice") is an opera by Ernst Krenek. The German text is based on a play by Oskar Kokoschka. Kokoschka began writing his play during his convalescence (from wounds received on