Leila George D'Onofrio is an Australian actress, born in Sydney, New South Wales, Australia, to actor and producer Vincent D'Onofrio and actress Greta Scacchi. She was raised by her mother in Brighton, East Sussex, United Kingdom, and has three younger half-brothers. In 2008, she took acting classes at Brighton College, followed by studies at Crawley College - her mother's alma mater - in 2009, and at the Arts Educational Schools, London, in 2010. In 2011, she went to Australia to study at the Sydney Film School, and in 2012, moved to the United States to study at the Lee Strasberg Institute in New York City, near her father.