June Lockhart, a popular actress of the 1950s and ’60s known for her roles in “Lost In Space,” “Lassie” and “Meet Me in St. Louis,” died of natural causes on Oct. 23 in Santa Monica, Calif. She was ...

June Lockhart, right, who played the character of Ruth Martin, mother of Timmy Martin, played by Jon Provost, left, during the classic series "Lassie," poses for a photograph with Lassie, 9th ...

June Lockhart, left, as Maureen Robinson, with Marta Kristen as her oldest child Judy Robinson in Lost in Space - Alamy June Lockhart, who has died aged 100, was a juvenile actress in Golden Age ...

June Lockhart, who became a mother figure for a generation of television viewers whether at home in “Lassie” or up in the stratosphere in “Lost In Space,” has died. She was 100. Lockhart died Thursday ...

June Lockhart, who became a mother figure for a generation of television viewers whether at home in “Lassie” or up in the stratosphere in “Lost in Space,” has died. She was 100. Lockhart died Thursday ...

LOS ANGELES — June Lockhart, who became a mother figure for a generation of television viewers whether at home in "Lassie" or up in the stratosphere in "Lost In Space," has died. She was 100. Lockhart ...

June Lockhart, who became a mother figure for a generation of television viewers, whether at home in “Lassie” or up in the stratosphere in “Lost In Space,” has died. She was 100. Lockhart died ...