Petra Markham

Petra Markham (born 17 March 1947 ) played Safiya in the Doctor Who television story The Crusade. She later voiced Annie in the Graceless audio stories The Ward and The Dance.

Career
She is best known for playing Mikki Diamond in the final season of children's TV series and Doreen Carter in the film Get Carter.

Personal life
One of her sisters was makeup artist Sonia Markham.