June Lockhart is beloved for her roles as iconic TV moms, but her career, which spans nine decades, includes much more. She starred on “Lassie” from 1958 to 1964 as Ruth Martin, Timmy’s mother (played by Jon Provost), who was Lassie’s companion.
From 1965 to 1968, she played Dr. Maureen Robinson, the family matriarch on “Lost in Space.” Lockhart’s career has continued with many other projects, and she’s also a mother and grandmother.