The Secret of Castle Ronay () is a 1922 German silent film directed by Erik Lund and starring Bruno Kastner. The film's art direction was by Julian Ballenstedt. References Bibliography Hans-Michael Bock and Tim Bergfelder. The Concise Cinegraph: An Encyclopedia of German Cinema. Berghahn Books. External links 1922 films Films of the Weimar Republic German silent feature films Films directed by Erik Lund German black-and-white films 1920s German films