I’m not someone who enjoys, or even knows how to enjoy, horror.So to think that some titles can creep close to a billion dollars in box office sales is pretty wild to me ― but they can, and do. In a recent episode of insider showbiz podcast The Rest Is Entertainment, co-host Marina Hyde said it’s Hollywood’s “most successful genre bar none,” adding that a third of the 50 most profitable (not highest-grossing, but best return on investment) movies in Hollywood history are horror.Even I can accept that some people like the spooky scenes I so loathe ― but why is horror such a money-maker when people love action, comedy, and romance too?Part of it has to do with production costs Marina mentioned The Blair Witch Project, which mainly used “found footage” (video shot from one of the actors’ camcorders), and Paranormal Activity, which made use of CCTV clips. Blumhouse, a big-name horror production company, are “ruthless” with their budget and don’t want to really go over $20 million, the journalist said. “Horror is thriving, really