Writing

1928		Looping the Loop … Writer
1928		Der geheimnisvolle Spiegel … Writer

1927		Apaches of Paris … Screenplay
1927		Eva and the Grasshopper … Writer
1927		The Bordellos of Algiers … Writer

1926

… Writer

1919		Nerves … Screenplay
1919		Opium … Screenplay

1918

… Writer

1917		The Destruction of Mankind … Writer
1917		Ahasver - Das Gespenst der Vergangenheit … Writer
1917		Ahasver - Die Tragödie der Eifersucht … Writer
1917		Ahasver … Writer
1917		Wenn Tote sprechen … Writer
1917		The Revenge of the Homunculus … Writer
1917		Der Weg des Todes … Writer

1916		The Love Tragedy of the Homunculus … Writer
1916		The Mysterious Book … Writer
1916		The Artificial Man … Writer
1916		Homunculus … Screenplay
1916		Das Wunder der Madonna … Writer … Screenplay

1915

… Writer

Directing

1928

… Director

1924

… Director

1919		Nerves … Director
1919		Opium … Director

1917		Ahasver - Das Gespenst der Vergangenheit … Director
1917		Ahasver - Die Tragödie der Eifersucht … Director
1917		Ahasver … Director
1917		Wenn Tote sprechen … Director
1917		Der Weg des Todes … Director

1916

… Director

Art

1918

… Creative Director

1917		Der Knute entflohen … Creative Director
1917		Das geborgte Leben … Creative Director
1917		Tuberosen … Art Direction

Production

1919		Nerves … Producer
1919		Opium … Producer