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The Vicious Circle (1948) Theatre Play |
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The Vicious Circle (1948) Writer |
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The Great Flamarion (1945) Writer |
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Dr. Ehrlich's Magic Bullet (1940) Screenplay |
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The Life of Emile Zola (1937) Screenplay |
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The Life of Emile Zola (1937) Story |
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Die schwarze Schachdame (1922) Director |
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Brennendes Land (1921) Director |