June Lockhart, the beloved actress best known for “Lassie” and “Lost in Space,” has reportedly died at the age of 100.

The actress died on Thursday at 9:20 p.m. in Santa Monica, Calif., People confirmed on Saturday .

According to the outlet, Lockhart reportedly died of natural causes, and her daughter June Elizabeth and granddaughter Christianna “were by her side when she died.”

The family is requesting donations to The Actors Fund, International Hearing Dog, Inc., and ProPublica in lieu of flowers.

Funeral services for the actress will reportedly be private.

A New York City native, Lockhart was born in the Big Apple in 1925 to actors Gene and Kathleen Lockhart.

She made her film debut in 1938’s “A Christmas Carol” as Belinda Cratchit, the daughter of Bob Cratchit, at the age of

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