Freema Agyeman (born Frema Agyeman on 20 March 1979) is a British actress of Ghanaian and Iranian descent who is best known for playing Martha Jones, former companion of the Tenth Doctor in the BBC science fiction television series Doctor Who, and its spin-off series Torchwood. She currently holds a lead regular role as court prosecutor Alesha Phillips in ITV's Law & Order: UK.
When Agyeman began her professional acting career, she chose to use a different spelling of her birth name, Frema, as her professional name, to avoid pronunciation problems.
Before securing the part of Martha Jones, Agyeman's most famous television role was playing the character of Lola Wise in the revived series of ITV soap opera Crossroads. She also had small guest roles in other TV series such as Casualty, Mile High and The Bill. In 2005, she played the character Mary Ogden in an episode of Silent Witness. She starred as the character Nana in the independent film Rulers and Dealers, written and directed by Stephen Lloyd Jackson.