The Witch (2015)
1630s New England Puritan family unraveling in the woods. The Witch is Robert Eggers's 2015 American indie horror and the director's debut feature.
Actor: Harvey Scrimshaw
Harvey Scrimshaw played Caleb in The Witch, and the possession sequence he performs is among the most alarming things a child actor has been asked to do. He has worked in British television since.