A Canadian professional wrestler and actor, he gained fame in the 1980s as a charismatic and unpredictable wrestling villain. Transitioning to acting, he is best known for his role in John Carpenter's cult classic "They Live," where he delivered the iconic line about chewing bubblegum and kicking ass. His filmography includes various action and sci-fi films, often playing tough and rebellious characters. Known for his energetic personality, he left a lasting impact on both wrestling and film.