Ash Williams is a central character in the "Evil Dead" franchise, which blends horror and dark comedy. Portrayed as a reluctant hero, Ash is known for his chainsaw hand and boomstick, battling demonic forces known as Deadites. Initially introduced as a simple college student, his life turns chaotic after discovering the Necronomicon Ex-Mortis, an ancient book that unleashes evil. Throughout the series, Ash evolves into a hardened warrior, known for his wit, bravado, and iconic one-liners, becoming a cult icon in horror cinema.