Michael Myers is the villain of theHalloweenseries of horror films. Sent to a mental hospital after murdering his older sister at the age of six, Michael escaped fifteen years later to stalk and kill the people of Haddonfield, Illinois. He is pursued by his former psychiatrist Dr. Sam Loomis, whose years of trying to treat him have led him to the conclusion that Michael is evil incarnate. Michael's trademark is his blank white mask.