Actors : Horst Drinda, Horst Schulze, Barbara Adolph, Irma Münch, Directors : Horst E. Brandt,
East German film about the history of Red Orchestra, a real life German pro-Soviet spy ring created after the rise of Hitler that turned into a resistance movement led by a leftist Nazi officer, Harro Schulze-Boysen, and Arvid Harnack.