Survival Earth
Plot: In this Canadian rendering of a potential "apocalypse then", in 1990, after the collapse of modern civilization (due to atomic "accidents" and the "failure" of the world's economy), a young couple tries to carry on a quiet life in an uncivilized world. They are joined by a wandering soldier-of-fortune, who helps them survive the repeated attacks of mutant packs of human scavengers that have begun to evolve (mysteriously) back into animals