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.
Horst Drinda
as Arvid Harnack
Irma Münch
as Mildred Harnack
Horst Schulze
as Adam Kuckhoff
Barbara Adolph
as Greta Kuckhoff
Klaus Piontek
as Harro Schulze-Boysen
Jutta Wachowiak
as Libertas Schulze-Boysen
Eckhard Bilz
as Fähnrich Thierbach
Harry Pietzsch
as Walter Küchenmeister
Karin Lesch
as Elfriede Paul
Marylu Poolman
as Elisabeth Schumacher