Acting · b. 1909 Sylvia de Bettini Acting The Genius and the Nightingale Enrichetta Sontag 1943 Faded Melody Sonja 1938 Die Fahrt in die Jugend Mizzi, 'Vienna Girl' 1935 Immortal Melodies 1935 Hoheit tanzt Walzer Steffi 1935 Agent-readable