Broadcast: Saturday 27th December 2014
7:00pm-8:00pm EST (00:00 GMT) < > « »
BBC America (adverts during broadcast)

Featuring: Matt Smith, Arthur Darvill, Karen Gillan, Alex Kingston, Stuart Milligan, Mark Sheppard

Part 1. The Doctor, Amy and Rory receive a secret summons that leads them to the Oval Office in 1969. Enlisting the help of a former FBI agent and the irrepressible River Song, the Doctor promises to assist the President.
Synopsis Source: BBC America website schedule listing