The 2013 Doctor Who Christmas Special will air 25 December 2013 on BBC 1. Pick up the Doctor Who Series 7 box set on DVD for £34.50 or Blu-ray for £36.33 from Amazon.co.uk.
Doctor Who: Strax talks old Doctors and regeneration
Strax assesses the classic Doctors ahead of the regeneration in Doctor Who’s ‘The Time Of The Doctor