The title stands for "Cannibalistic Humanoid Underground Dwellers," and that about sums up what this enjoyable low-budget picture is about. Heard and Geist are the leads, a pair of young lovers (although their romance has almost nothing to do with the rest of this ecological horror story
about the dumping of toxic wastes into city sewers). The next thing you know, the foul chemicals affect all the city's homeless, who have been living underground to stay warm. The hoboes and tramps turn into grotesque monsters and begin to wreak havoc on the topside world that made them the way
they are. Stern, a preacher, has the first inkling that something is awry when his regul...