Candace June "Candy" Clark (born June 20, 1947) is an American film and television actress, well known for her role as Debbie Dunham in the 1973 film American Graffiti, which garnered her an Academy Award nomination as Best Supporting Actress, a character she reprised in 1979 for the sequel More American Graffiti. Her other well-known films are The Man Who Fell to Earth (1976), The Big Sleep (1978), Blue Thunder (1983), Cat's Eye (1985) and At Close Range (1986)..