Just a few days agoÂ BBC.co.uk announced that the legendary Dame Diana Rigg will star in the new series of Doctor Who alongside her daughter, Rachael Stirling. That will happen in an episode written by Mark Gatiss!
Mother and daughter Dame Diana Rigg and Rachael Stirling are set to star side by side in the BBC Wales drama Doctor Who, the first time the pair have ever worked together on screen.
Character details remain under wraps, but the episode penned by Mark Gatiss will see Dame Diana and Rachael recreate their off-screen relationship on-screen, as they play a mother and daughter with a dark secret.
Starring alongside the Doctor, Matt Smith and new companion Jenna-Louise Coleman, the episode will air on BBC One in 2013 and is directed by Saul Metzstein. Filming begins this week (2 July) at Roath Lock Studios in Cardiff.