Overview
- She died on Oct. 23 at home in Santa Monica, with her daughter June Elizabeth and granddaughter Christianna at her side, the family said.
- A family spokesman identified the cause as natural causes, and People reported the time of death as about 9:20 p.m. local time.
- Lockhart became widely known as Ruth Martin on Lassie (1958–1964) and Maureen Robinson on Lost in Space (1965–1968) after early stage and film work.
- Her career honors included a Tony Award for best newcomer, multiple Emmy nominations, two Hollywood Walk of Fame stars, and NASA’s 2013 Exceptional Public Achievement Medal.
- The family requested private services and asked for donations to The Actors Fund, International Hearing Dog, Inc., and ProPublica in lieu of flowers.