Broadcast: Tuesday 4th August 2009
10:00pm-11:00pm BST (21:00 GMT) < > « »
BBC HD

Featuring: John Barrowman, Gareth David-Lloyd, Eve Myles, Kai Owen, Peter Capaldi, Paul Copley

The eyes of the world turn to Britain, as the 456 announce, 'We are here'. As a pillar of fire descends upon London, the members of Torchwood must battle to protect their own families, as the fight gets personal. But will Clem's memories destroy everything?