Official website: http://www.bbc.co.uk/programmes/p02ct985
Casts
Peter Capaldi
The Doctor
Jenna Coleman
Clara Oswald
Nick Frost
Santa Claus
Samuel Anderson
Danny Pink
Dan Starkey
Ian
Nathan McMullen
Wolf
Faye Marsay
Shona
Natalie Gumede
Ashley
Maureen Beattie
Bellows
Michael Troughton
Professor Albert
