Louisa Claire Lytton (born 7 February 1989) is an English actress and dancer.
She is known for her television roles as Ruby Allen in East Enders (2005–06, 2018–), and PC Beth Green in The Bill (2007–09).
Between leaving East Enders and joining The Bill she made an appearance on the CBBC show Hider in the House as herself.
She has appeared on The Paul O'Grady Show to promote her role in The Bill.
In 2012 she was in the film The Knot (2012 film) where she played Stephanie.
She was also in Payback Season where she played Keisha.
She also appeared on Big Brother's Little Brother with Dermot O'Leary.
On 26 June 2007 she made a second appearance on lunchtime show Loose Women, this time promoting her addition to the cast of The Bill.
“I absolutely loved taking part in Strictly Come Dancing and jumped at the chance to take part in the live show, and thanks to my bosses at The Bill I've got the chance to get back out there and this time, fingers crossed, win it for the girls! On , Lytton first appeared in the ITV1 police drama The Bill as PC Beth Green.
She had previously appeared as a different character in a 1997 episode, coincidentally starring alongside actor Billy Murray, who previously played her father in East Enders. Lytton was Emma Watson's double in the film Harry Potter and the Chamber of Secrets.
Lytton made her first appearance in East Enders on 18 March 2005, playing Johnny Allen's daughter Ruby Allen.