Broadcast: Tuesday 24th December 2013
11:00pm-12:20am EST (04:00 GMT) < > « »
BBC America (adverts during broadcast)

Featuring: Matt Smith, Arthur Darvill, Karen Gillan, Laurence Belcher, Michael Gambon, Danny Horn, Katherine Jenkins

Amy and Rory are trapped on a crashing space liner, and the only way The Doctor can rescue them is to save the soul of a lonely old miser. But is Kazran Sardick, the richest man in Sardicktown, beyond redemption? And what is lurking in the fogs?
Synopsis Source: BBC America press release