HOUSTON — Actress Skye McCole Bartusiak, who portrayed Mel Gibson’s young daughter in the 2000 film “The Patriot,” has died in her Houston home. She was 21.

Bartusiak’s mother told The Associated Press the actress had been living in a garage apartment at her parents’ home. She said the actress’ boyfriend found her unresponsive on her bed Saturday.

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Helen Bartusiak said she tried to resuscitate her daughter but could not. She said the actress had been healthy and did not drink or do drugs and the family doesn’t know the cause of death.

Bartusiak made her film debut at age 6 in the “The Cider House Rules” in 1999. Her most recent move was “Sick Boy” in 2012.