Der Cornet
Director (1955)
Niágara
Writer (1953)
Casado y con dos suegras
Writer (1951)
Luz que agoniza
Screenplay (1944)
Mundo celestial
Ninotchka
Screenplay (1939)
Gateway
Story (1938)
Escapade
Screenplay (1935)
Im Geheimdienst
Writer (1931)
Das Flötenkonzert von Sans-Souci
Writer (1930)
Tingel Tangel
Writer (1927)
Producer (1935)
