Original air date: 04/23/2011 Runtime: 43:56 min. Four envelopes, numbered 2, 3 and 4, each containing a date, time and map reference, unsigned, but TARDIS blue. Who sent them? And who received the missing number one? This strange summons reunites the Doctor, Amy, Rory and River Song in the middle of the Utah desert and unveils a terrible secret the Doctor's friends must never reveal to him.
Original air date: 04/30/2011 Runtime: 46:26 min. The Doctor is locked in the perfect prison. Amy, Rory and River Song are being hunted down across America by the FBI. With the help of new friend, our heroes are reunited to share their discoveries, if not their memories. For the world is occupied by an alien force who control humanity through post-hypnotic suggestion and no one can be trusted.
Original air date: 05/07/2011 Runtime: 45:15 min. The TARDIS is marooned onboard a seventeenth-century pirate-ship whose crew are being lured to their death by a beautiful Siren. When the Captain’s son is taken, the implacable pirate must place his life in the Doctor's hands and with him, take an extraordinary leap of faith.
Original air date: 05/14/2011 Runtime: 46:15 min. The Doctor follows a Time Lord distress signal to a mysterious asteroid in a Bubble Universe - could there really be another living Time Lord out there? But the asteroid hides a secret which could threaten the existence not only of the TARDIS crew, but of the TARDIS itself.
Original air date: 05/21/2011 Runtime: 43:47 min. A solar tsunami sends the TARDIS hurtling towards a factory on earth where human doppelgangers are used to mine dangerous acid. A second > wave hits and the 'Gangers' separate. Can the Doctor prevent an all out civil war between the humans and the 'almost people' before the factory explodes?
Original air date: 06/04/2011 Runtime: 45:36 min. As the solar storm rages and the factory crumbles, a Ganger driven mad by the memories of being 'decommissioned' is seeking revenge. The Doctor must convince the terrified factory workers to embrace their own humanity and work together with their Gangers to overcome a monster of their own making.
Original air date: 06/11/2011 Runtime: 48:41 min. The Doctor needs an army by his side. As he calls in all his debts across the cosmos, his enemies use his closest friends to trap him. Today will mark the Battle of Demons Run. Both sides will make their sacrifices - and River Song has something to tell the Doctor...
Original air date: 08/27/2011 Runtime: 48:32 min. In the desperate search for Melody Pond, the TARDIS crash lands in 1930’s Berlin, bringing the Doctor face to face with the greatest war criminal in the Universe. And Hitler. The Doctor must teach his adversaries that time travel has responsibilities - and in so doing, learns a harsh lesson in the cruellest warfare of all.
Original air date: 09/03/2011 Runtime: 42:59 min. The Doctor receives a distress call from the scariest place in the Universe. A child’s bedroom. Terrified of the monsters in his cupboard, George’s pleas for help break through the barriers of all time and space. But allaying his fears won’t be easy, even for the Doctor. Because George’s monsters are real.
Original air date: 09/10/2011 Runtime: 46:26 min. Amy is trapped in a quarantine facility for victims of an alien plague – a plague that will kill the Doctor in a day. The Doctor can use the TARDIS to smash through time and break in, but then Rory is on his own. Can he rescue Amy before she is killed by kindness?
Original air date: 09/17/2011 Runtime: 48:22 min. The TARDIS lands in what looks like an ordinary hotel. But the walls move, corridors twist and rooms vanish. There is a room for every visitor that contains their deepest, darkest fears. Fears that will kill them. What lies in the Doctor's room? And when his turn comes, will he welcome death like all the rest?
Original air date: 09/24/2011 Runtime: 45:35 min. In the last few days of his life, the Doctor pays a farewell visit his old friend Craig, and encounters a mystery. People are going missing, a silver rat scuttles in the shadows of a department store, and somewhere close by the Cybermen are waiting.