From 1954 to 1973, 'Lassie' was a part of weekly television, take a look back at the full cast over the years!

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, the golden-age film actress and star of TV shows "Lassie" and "Lost in Space," has died, according to several ...

Lockhart, who spent most of her life on stage or on screen was one of Hollywood's "very favorite moms," actor Bill Mumy said.

Before becoming a beloved TV mom, Lockhart won Broadway acclaim and a Tony Award for her role in "For Love or Money." ...

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.

The actor, who died last week at 100, was known for her motherly roles in "Lassie," "Lost in Space" and "Petticoat Junction," radiating happiness and stability.

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.