This week Twitter has revealed that actresses Gwendoline Christie (above left) and Ruthie Henshall (right) have been filming on Wizards Vs Aliens. The pair are working on the same story which includes the use of prosthetics on some of the cast. Christie is known for her role as Brienne of Tarth in the television series Game of Thrones whilst Henshall starred in the BBC series The Case (2011) and was a judge on ITV1's Dancing On Ice but the actress is best celebrated for roles on stage on Broadway and London in shows such as Chicago and Oliver!.