One or the Other of Us

One or the Other of Us German Einer von uns beiden is a 1974 West German film directed by Wolfgang Petersen. It was Petersens first theatrical feature film, and was based on the novel of the same name by Horst Bosetzky, published anonymously under his pseudonym ky. The film is a psychological thriller and focuses on the intense conflict between a university professor and a blackmailer. The film features Klaus Schwarzkopf and Jrgen Prochnow as the two main characters and won two Bundesfilmpreise.

One or the Other of Us was Petersens first theatrical feature film. Petersen had already directed several high profile films for television, including four episodes for the Tatort television series. Klaus Schwarzkopf and Jrgen Prochnow had already played in some of Petersens Tatort productions. The script was based on the novel of the same name written by Horst Bosetzky, a professor of sociology. At this time the identity of Horst Bosetzky was unknown as due to his position as a professor he published under the pseudonym ky. One or the Other of Us was shot in October and November 1973 in Berlin and Sylt. The film was shot in Eastmancolor onmm in an 1.661 aspect ratio.The film made its theatrical debut onFebruary 1974 at the GloriaPalast in Berlin. It was first showed on television onFebruary 1982 on ZDF. The film was released on VHS in 1998 and on DVD in 2008 in Germany. ........

Source: Wikipedia