Sales man Roy Knable spends his free time watching tv, to the exasperation of the spouse, Helen. TV sales man Spike convinces Roy to buy a satellite dish that provides 666 stations 1 afternoon. The new inclusion to Roy's entertainment system sucks on him and Helen into Hellvision, a kingdom run. If they wish to go back to reality for 24 hours, the pair must survive devilish parodies of television programs.