This episode goes behind the scenes of The Beast Below

An in-depth look at new companion Amy Pond and her adventures with the Doctor onboard the sinister Starship UK. Find out just what makes the sinister smilers tick and get right in the thick of the action with actress Karen Gillan.

Also, the show goes behind the mask to explore the secret of Liz Ten as Oscar-nominated actress Sophie Okenedo talks about creating this extraordinary character.