Child actress who played Marta Von Trapp in The Sound of Music.
Appearing in commercials since six months of age, she became an immediate favorite for the role of one of the Von Trapp children in The Sound of Music.
After her film appearance, she largely retired from acting, opting instead to open her own high end floral design business in Minnesota.
She was raised in Arcadia, California, by her parents, who were both immigrants from Manitoba, Canada.
Kym Karath played her youngest sister, Gretl Von Trapp, in The Sound of Music.