Michelle Ryan

Michelle Ryan (born 22 April 1984) is an English actress, best known for portraying the role of Zoe Slater in the BBC soap opera ''EastEnders'' (2000–2005). In 2007, she starred in the short-lived American television series ''Bionic Woman''. She appeared as the evil sorceress Nimueh in the 2008 BBC fantasy series ''Merlin'' and as Lady Christina de Souza in the 2009 ''Doctor Who'' episode "Planet of the Dead". Provided by Wikipedia