"His Malaysian-born mother Li Chin, now 53, and film director father Peter, 49, moved to America’s West Coast when Elliot was five and his younger sister Georgia only a baby."
based on
http://www.dailymail.co.uk/news/article-2638427/He-disturbed-boy-British-grandmother-Santa-Barbara-mass-killer-boy-grew-Hollywood-royalty-posted-chilling-blogs-vowing-revenge-against-women-rejected-him.html