Scream (1996)

Scream (1996) in the 'Greatest Halloween Movies of All Time'? Come on, it’s the only film that makes you second guess answering the phone during a horror movie marathon. Fans are stuck in this eternal loop of suspecting every popcorn crunch could be the last. And let’s not forget the debates—try arguing over Ghostface's best chase scene without spilling your guts, literally. It’s the quirky, meta horror that carved its mask into pop culture, making you laugh while checking the locks thrice.