In Hollywood, he became assistant director of Ernst Lubitsch, later a production assistant at the Metro-Goldwyn-Mayer studios, contributing to the making of the 1938 film The Great Waltz.
Di Hollywood, ia menjadi asisten sutradara Ernst Lubitsch, kemudian asisten produksi di studi-studio Metro-Goldwyn-Mayer, berkontribusi atas pembuatan film 1938 The Great Waltz.