Cornelius Crane â??Chevyâ? Chase (born October 8, 1943) is an American Emmy Award-winning comedian, writer, and television and film actor. Born into a prominent family, Chase became a sensation as a cast member in the inaugural season of Saturday Night Live. He also hosted the Academy Awards twice (1987 and 1988) and briefly had his own late-night talk show, The Chevy Chase Show. He is also known for his portrayal of the character Clark Griswold in four National Lampoon films.