Born on June 20, 1947, in Norman, Oklahoma, she is an American actress best known for her role as Debbie Dunham in the iconic film "American Graffiti" (1973), which earned her an Academy Award nomination for Best Supporting Actress. She continued to build a diverse filmography with appearances in "The Man Who Fell to Earth" (1976) alongside David Bowie, and "Blue Thunder" (1983). Her career spans decades, with roles in both film and television, showcasing her versatile acting skills.