Nicholas Witchell (in-universe)

Nicholas Witchell was a BBC newsreader who announced that, on Christmas Eve 2008, all London citizens except for the Queen left the city, afraid of possible alien invasions. (TV: Voyage of the Damned)

Behind the scenes
Nicholas Witchell appears doing the same job that he does in real life. Though his character is not named in-narrative, unlike other newsreaders on the show, he is credited as "himself".