Phoebe Jane Elizabeth Tonkin is an Australian actress and model. She was born July 12, 1989 in Sydney, Australia. She is best known for portraying Cleo Sertori in H2O: Just Add Water, Fiona Maxwell in Tomorrow, When the War Began, Faye Chamberlain in The Secret Circle, and Hayley Marshall in The Vampire Diaries and its spin-off series The Originals.