The 1970s saw a revival of devil worship and satanic shenanigans, usually with the good guys and gals losing badly. Here's the Mexican lobby card for Tigon produced The Blood on Satan's Claw. "In his 2010 BBC documentary series A History of Horror, writer and actor Mark Gatiss referred to the film as a prime example of a short-lived subgenre he called "folk horror", grouping it with 1968's Witchfinder General and 1973's The Wicker Man. The film was to be Patrick Wymark's last English language film, and was released three months after his death." (Wikipedia)
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