Michael McIntyre (Dermot and the Doctor)

Michael McIntyre was a panel judge on a show alongside Amanda Holden and David Hasselhoff during Holden's years as Prime Minister. He saw the Doctor's TARDIS materialise on stage as part of an act Holden hated. (TV: Dermot and the Doctor)

Behind the scenes
He was also in a attendance at a Christmas party with a host of other guests that included the Eleventh Doctor, Amy Pond, and a Cyberman. He danced and pulled a Christmas cracker with Bruce Forsyth. (NOTVALID: Consider Yourself One Of Us)