Doctor Who: The Snowmen Prequel: Vastra Investigates - Christmas Special 2012 - BBC One

SUBSCRIBE to the OFFICIAL BBC YouTube channel: LAUNCH BBC iPlayer to access Live TV and Box Sets: BBC One - Christmas Day BBC America - Christmas Day 9pm Space (Canada) - Christmas Day 9pm ABC (Australia) - Boxing Day Prime (New Zealand) - Boxing Day Fox (Germany) - Boxing Day (time TBA) Madame Vastra and her companions, investigate a Victorian murder. But where is the Doctor? #bbc