Deutsche Film (DEFA) ; distributed by VEB Progress Film-Vertrieb and DEFA Film Library, University of Massachusetts Amherst ; directed by Slatan Dudow ; written by Ursula Rumin, Gerhard Bengsch, Slatan Dudow ; produced by Robert Leistenschneider
Deutsche Film (DEFA) ; distributed by VEB Progress Film-Vertrieb and DEFA Film Library, University of Massachusetts Amherst ; directed by Konrad Wolf ; written by Christa Wolf, Gerhard Wolf, Willi Brückner and Kurt Barthel
a film by Stefan Roloff ; executive producers, Stefan Roloff, Daniel Elias, David Houts ; produced for ZDF by When 6 is 9 Productions in association with Hybrid Films