Heather Menzies
Having have a played a much more minor role ("Louisa von Trapp") in "The Sound of Music", she was still able to get a few guest appearances in TV shows such in "The Six Million Dollar Man" (1975) and "The Love Boat" (1978) as well as roles in movies such as "Piranha" (1978). She married actor Robert Urich in 1975 with whom she was with until he died in 2002. They adopted three kids together.