Heather Menzies

Heather Menzies-Urich (born Heather Margaret Brotherston Menzies; December 3, 1949 – December 24, 2017) was a Canadian-American model, activist and actress. She was best known for her roles as Louisa von Trapp in the 1965 movie "The Sound of Music" and Jessica 6 in the TV series "Logan's Run". She was born in Toronto, Ontario.
From 1975 until his death in 2002, she was married to actor Robert Urich.
Urich died on December 24, 2017 from brain cancer in Quinte West, Ontario at age 68.