奥列佛·里德,杰拉丁·卓别林,唐·戈登,黛安妮·赛琳托,Da主演的《人口零增长》是一部1972年上映的科幻片，讲述了In the not too distant future, a very smoggy and overpopulated Earth government makes it illegal to have children for a generation. One couple, unsatisfied with their substitute robot baby, breaks the rules and gets in a lot of trouble. (Z.P.G. stands for Zero Population Growth).
