Salzburg Festival 2012 Giovanni Antonini, Conductor Andreas Scholl, Giulio Cesare, Roman Emperor Cecilia Bartoli, Cleopatra, Queen of Egypt Anne Sofie von Otter, Cornelia, Pompeo's widow Philippe Jaroussky, Sesto, Pompeo's and Cornelia's son Christophe Dumaux, Tolomeo, King of Egypt, Cleopatra's brother Jochen Kowalski, Nirena Ruben Drole, Achilla, general, Tolomeo's advisor Peter Kálmán, Curio, Roman tribune Il Giardino Armonico