A two-headed gremlin with tentacles all over his body emerges from under a child’s bed while a ginormous Tyrannosaurus rex rips a man apart in one single bite. It’s an age-old truth, we all love seeing the darkest, scariest depths of our imagination come to life on screen in the form of a creature movie. With movies like Jurassic World and Poltergeist slated for a release soon, we explore Hollywood’s fascination with the terrifying world of make believe (or is it?) with this lowdown.