Credits

• 1977 · Hitler: A Career as Self (archive footage)
• 1967 · Omnibus as Self
• 1946 · Lisbon Story as
• 1940 · The Eternal Jew as Self (archive footage)
• 1936 · Pagliacci as Canio Salvatini
• 1936 · Land Without Music as Mario Carlini
• 1935 · Heart's Desire as Karl August Franz Ludwig Josef Steidler
• 1934 · Blossom Time as Franz Schubert
• 1932 · Right to Happiness as Kammersänger R.Hoffmann
• 1931 · The Big Attraction as Riccardo
• 1930 · The Alluring Goal as Toni Lechner
• 1930 · The Land of Smiles as Sou Chong
• 1930 · Never Trust a Woman as Stefan
• 1929 · I Kiss Your Hand, Madame as Jacques' dubbed Singing Voice (voice)