(written from a Production point of view)
Ivy Bethune (1 June 1918 – 19 July 2019; age 101) was the actress who played Duana in the Star Trek: The Next Generation first season episode "When The Bough Breaks". Bethune is also known for her role as Ma Peabody in the 1985 time travel hit film Back to the Future starring Christopher Lloyd, Tom Wilson, and costarring Sachi Parker and Jeff O'Haco.
At the time of her passing, Bethune was the second oldest living female Star Trek performer after Marsha Hunt, and the third oldest overall after Hunt and Norman Lloyd. She was only the sixth Star Trek performer to reach the age of 100, following Viola Stimpson, Ellen Albertini Dow, Olaf Pooley, Lloyd, and Hunt.
She died of natural causes in Woodland Hills, California.