Def-Con 4

Def-Con 4 is a 1985 post-apocalyptic film, portraying three astronauts who survive World War III aboard a space station and return to earth to find greatly changed circumstances. Two months after the exchange of nuclear weapons on earth the spacecraft's guidance system is mysteriously reprogrammed, forcing the crew's return to earth. In order to survive, the crew must escape to the radiation free zones while avoiding cannibal 'terminals' and a military school student turned evil despotic ruler. The spacecraft lands, considerably off-course, on a beach in eastern Canada. Jordan (Kate Lynch) is knocked unconscious on impact. Walker (John Walsch) exits first and is quickly killed by 'terminals' - humans crazed by disease. Several hours...