At last! The truth about demons!, promised the ads for this intriguing low-budget chiller in which the former leader of a devil-worshipping cult summons a creature from the depths of Hell to carry out his revenge against the coven's members. Christmas Robbins, Gunnar Hansen ("The Texas Chainsaw Massacre") and comic book artist Val Mayerik star. AKA: "Demon Master," "The Devil Master." 76 min. Soundtrack: English.