David Walliams is an improvisational stand up comedian.
 Walliams played the strange mole-like alien Gibbis in the sixth series of Doctor Who, in the episode "The God Complex", broadcast on BBC One in 2011
== Other work ===== Theatre ===On 26 August 2008 Walliams made his stage debut at the Gate Theatre in Dublin opposite Michael Gambon in Harold Pinter's No Man's Land, in front of an audience that included Pinter himself

