BBC Doctor Who
David Walliams (Little Britain, Come Fly With Me) co-stars in The God Complex on BBC ONE, Saturday at 7.10pm.
He plays Gibbis, a mole-like alien who seems overly eager to surrender to the Doctor when they first meet... David discusses getting the role in the video above which also features producer Marcus Wilson and writer Toby Whithouse.
But this isn't David Walliams' first brush with the world of Doctor Who... Check out this short video to see one of his Come Fly With Me characters dealing with a Dalek!