Information for Parents Pet Sematary Parents Need To Know Read Less Message It's never directly explained why loved ones come back from the dead as vicious and murderous; the novel suggests that demons are possessing the corpses. Violence Bloody gashes and lacerations, ghastly head/face wounds on victims and zombies. Characters suffer cannibalistic attacks, being hit by cars, burning to death. Sex Just a reference to a cat spaying as "getting his nuts cut." Language The s-word, "hell," and SOB. Consumerism Car brand names. Of course, there's a Stephen King book tie-in, and the Ramones had a minor hit with the theme song. Drinking, Drugs & Smoking Smoking and beer-drinking among adults.