The world is on the brink of crisis. As fuel runs short, society begins to break down. One man seems to have the answer. But is it too good to be true?
The Doctor arrives at an old oil refinery near the South Pole, concerned by claims about this new form of energy. He soon discovers something huge and terrifying is stalking the refinery. It brings death and destruction in its wake.
The battle has begun for planet Earth.
A thrilling, all-new adventure, featuring The Doctor as played by Matt Smith in the spectacular hit series from BBC Television