The mastermind behind a ubiquitous spy operation learns of a dangerous romance between a Russian lady in his employ and a dashing agent from the government's secret service.
Rudolf Klein-Rogge
Gerda Maurus
Lien Deyers
Louis Ralph
Willy Fritsch
Paul Hörbiger
Fritz Rasp
Craighall Sherry
Hertha von Walther
Lupu Pick
