Horror fans are rushing to the cinema to catch this terrifying film before it's too late. If you've seen just about every horror film there is, chances are you're no longer scared by cheap tricks and jump scares that still make the average viewer jump out of their skin. But one new film promises to make your skin crawl even if you think there's nothing more movies can do to make you feel uneasy. Undertone is in cinemas now, and one film reviewer and horror fan on social media said it managed to