Guarda Streamingcommunity. A double-bill of operas filmed by Franco Zeffirelli. 'Cavalleria Rusticana' features performances by Elena Obraztsova, Plácido Domingo, and Renato Bruson, while 'Pagliacci' again features Plácido Domingo, along with Teresa Stratas and Juan Pons. Georges Prêtre conducts the Orchestra e Coro del Teatro alla Scala.