Silent Night, Deadly Night

Silent Night, Deadly Night is a 1984 American Christmas slasher film directed by Charles E. Sellier Jr., and starring Robert Brian Wilson, Lilyan Chauvin, Gilmer McCormick, Toni Nero and Linnea Quigley. The film follows the life of Billy Chapman, who, as a child, witnesses his parents' brutal double murder on Christmas Eve by a man disguised as Santa Claus. His subsequent upbringing in a dysfunctional Catholic orphanage and untreated post-traumatic stress disorder lead him toward a psychological breakdown in adulthood, and he emerges as a spree killer donning a Santa suit during the holiday.