Louisa Claire Lytton (born 7 February 1989) is an English actress. She is known for her roles as Ruby Allen in "EastEnders" and Beth Green in "The Bill". She also finished fourth in the fourth series of "Strictly Come Dancing" in 2006 and represented the UK at the Eurovision Dance Contest 2008, finishing ninth. Her theatre credits include playing Betty Rizzo in the 2017 UK touring production of the musical "Grease".