Overview: A production of Richard Wagner's "Tristan und Isolde," about the doomed love between a Celtic princess (Deborah Voigt) and a knight (Robert Dean Smith), who's the nephew of King Marke (Matti Salminen), to whom she's betrothed. Brangäne: Michelle DeYoung. Melot: Stephen Gaertner. Kurwenal: Eike Wilm Schulte.