A lot of the time, sex is used smartly for provocation in horror: it's supposed to make you feel things and to be shocked by the idea of something. 5 Scary Ghost Videos To Give You NIGHTMARES! 10 Old Movies Too Disturbing For Mainstream Audiences. Horror Short Film "The Smiling Man" (UNCENSORED). The use of sex and sexuality in horror films is almost as expected as the obligatory love scene in every romantic comedy: we're just used to it.