Bill Bailey
From Tardis Wiki, the free Doctor Who reference
Bill Bailey (born Mark Bailey on 13 January 1964) is an English actor, musician, and comedian who portrayed Droxil in The Doctor, the Widow and the Wardrobe. Bailey is best known for co-starring in the sitcom Black Books and for performing a comedic version of the Doctor Who Theme called "Doctor Qui" which is performed in the style of Belgian Jazz with French lyrics (first performed on It's Bill Bailey in 1998, he has since performed it on several other TV programmes).