Karl Ritter

• 
  Ball of the Nations

  1954 · Director

• 
  Staatsanwältin Corda

  1953 · Director

• 
  G.P.U.

  1942 · Director/Writer

• 
  Über alles in der Welt

  1941 · Director/Writer

• 
  In Battle Against the Enemy of the World: German Volunteers in Spain

  1939 · Director/Producer

• 
  Legion Condor

  1939 · Director

• 
  The Traitor

  1936 · Director

• 
  Petticoat Government

  1936 · Director

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• 
  The Royal Waltz

  1936 · Producer

• 
  Love Must Be Understood

  1933 · Producer

• 
  The Girl from Spree Woods

  1928 · Writer