The Lassie and Lost in Space star, who died on Thursday, Oct. 23 of natural causes at age 100, is being remembered online by two of her former TV sons, Jon Provost and Bill Mumy.

June Lockhart, who became a mother figure for a generation of television viewers whether at home in “Lassie” or up in the stratosphere in “Lo ...

June Lockhart, who has died aged 100, was a juvenile actress in Golden Age Hollywood who matured into a household favourite thanks to two choice television roles: first as Ruth Martin, mother to Jon ...

A 1965 portrait of actress June Lockhart, who plays Maureen Robinson on the TV show "Lost In Space." - CBS/Getty Images June Lockhart, who became a mother figure for a generation of television viewers ...

LOS ANGELES (AP) — 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.

LOS ANGELES (AP) — 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.

LOS ANGELES (AP) — 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.