Reisch, who rapidly accelerated production of the film. Screenwriter Michael Tschesno-Hell remained on the project during the switch, having already worked on the script for a similar project with the Thälmann movies where Reisch had also worked as a director. For this prestigious project 6 million marks were made available by DEFA Studios, an exorbitant sum for the studio at the time (equivalent to € as of ). The shooting lasted for over a year, shot in locations such as Berlin, Potsdam, Leipzig, and Jena, among others. The movie was released on September 10, 1965 in cinemas, and would go on to be the third most successful film of 1965 in East Germany, ranking behind The Adventures of Werner Holt and a film adaptation of the fairy tale King Thrushbeard. Awards Günter Reisch, Michael Tschesno-Hell, Horst E. Brandt and Horst Schulze received the National Prize of East Germany in the second class for their achievements. The film also received the certification of "valuable" from the FBW, granting it a partial exemption from entertainment tax. References 1965 films 1960s biographical films German biographical films East German films Films set in the 1910s Biographical films about revolutionaries Films set in Berlin Films set on the German home front during World War I Cultural depictions of Karl Liebknecht Cultural depictions of Rosa Luxemburg 1960s German films