Das dunkle Schloß Originally planned as the third entry in the Der Hund von Baskerville series, it was reworked into a stand alone film before release. Details Casts Title Das dunkle Schloß Release Date 1915-08-01 Runtime 01 Hours 47 Minutes Genres Crime Drama Production Companies Unknown Production Countries Germany Eugen Burg... Detective Braun... Friedrich Kühne... Stapleton... Hanni Weisse... Else Schmidt... Frederic Zelnik... ...