Sette contro la morte (1964) [Director] [producer] ... aka Helden - Himmel und Hölle (West Germany) ... aka Neunzig Nächte und ein Tag (West Germany) ... aka The Cavern (USA)
The Black Cat (1934) [Director] [Writer] (screen story) [set designer] (uncredited) [Costume Designer] (uncredited) ... aka The House of Doom (UK) ... aka The Vanishing Body (USA: reissue title)
Mr. Broadway (1933) [Director] (uncredited) (unconfirmed)
Kleiner Mann - was nun? (1933) [set designer] ... aka Little Man What Now (International: English title)
Damaged Lives (1933) [Director] [Writer] (writer) ... aka The Shocking Truth (USA: reissue title)
Afraid to Talk (1932) [Art Director] (uncredited) ... aka Merry-Go-Round (USA: new title)
Tabu: A Story of the South Seas (1931) [Writer] (uncredited) [supervising editor] (uncredited) [production manager] ... aka Tabu (USA: poster title)
M (1931) [set designer] (uncredited) ... aka Fritz Lang's M (Australia) ... aka M - Eine Stadt sucht einen Mörder (Germany) ... aka Murderers Among Us
Aloha (1931) [assistant director] (uncredited) ... aka No Greater Love (UK)
The Secret Six (1931) [Production Designer] (uncredited)
City Girl (1930) [Production Designer] ... aka Our Daily Bread
Nibelungen: Siegfried, Die (1924) [set designer] (uncredited) ... aka Nibelungen: Siegfrieds Tod, Die (Germany) ... aka Siegfried ... aka Siegfried's Death ... aka Siegfrieds Tod (Germany)
Finanzen des Großherzogs, Die (1924) [Production Designer] (uncredited) [assistant director] ... aka Finances of the Grand Duke (USA) ... aka The Grand Duke's Finances