Red Sun (1970 film)

Red Sun (Rote Sonne) is a 1970 West German thriller film directed by Rudolf Thome and starring Marquard Bohm, Uschi Obermaier, Diana Körner, Sylvia Kekulé and Gaby Go.

Synopsis
Four German women decide to murder every man they meet and spend more than a few days with. But when Peggy lets her boyfriend live a few days longer, he starts to figure out what is going on, leading to a tragic conclusion.