a coproduction, Teatro Real de Madrid, Bel Air Media ; music, Vincenzo Bellini ; libretto, Carlo Pepoli ; stage director, Emilio Sagi ; TV direction, Jérémie Cuvillier
[Warner Bros. Pictures ; in association with Tobis Filmkunst] ; Thomas J. Brandon presents ; produced by S. Nebenzahl ; screenplay by Léo Lania, Ladislaus Vajda and Béla Balázs ; directed by G. W. Pabst