Donna Mills – 78

While acting in Knots Landing, Donna Mills wasn’t just a fan-favorite, but she also received critical praise. Her work on the series started in 1980 and ended in 1993. Since then, Donna has never shied away from beneath the spotlight. As it just so happens, she has never stopped acting either. Her recent movies include Joy and Best Mom. She also has upcoming projects like the series called Mood Swings and the film titled Carol of the Bells. No matter how many years go by, Donna Mills remains relevant, showing the world how ageless she is.