Check out the trailer for the Blumhouse horror film Thriller Bloody Disgusting has shared a look at the new Blumhouse horror film Thriller from director Dallas Jackson. In the trailer, a simple prank goes horribly wrong, which sets off a chain of events that leads to some blood-splattered mayhem years later. You can check out the trailer in the post below! Thriller follows the story of an introverted young man named Chauncey Page who is sent to juvenile hall after he accidentally kills a young woman who is part of a group of tormentors that play a cruel prank on him.