At 15 years of age, Williams was the youngest actress ever to win in the Best Supporting Actress category.
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In addition to television, she made her feature film debut in the mystery The Falling, for which she won the London Film Critics' Circle Award for Young Performer of the Year.
She attended Clutton Primary School and Norton Hill School in Midsomer Norton, before moving to Bath Dance College to study Performing Arts.
I was quite weird in school.