Otto Hartmann was an Austrian actor and Gestapo informer.
Der weiße Traum (1943)
Judgement Day (1940)
Burg Theatre (1936)
Singende Jugend (1936)
A Devil of a Fellow (1935)
Suburban Cabaret (1935)
Madame Bluebeard (1931)
Stormy Night (1931)
The Case of Colonel Redl (1931)
The Vagrant (1930)
Die Jugend am Scheideweg (1929)
Vater Radetzky (1929)
Bright Eyes (1929)