Das Rätsel der Sandbank

Das Rätsel der Sandbank is a West German television series based on the 1903 novel The Riddle of the Sands by Erskine Childers. It was produced by the public television and radio station Radio Bremen, and starring Burghart Klaußner as Davies and Peter Sattmann as Carruthers – the novel's two British yachtsmen and amateur spies.