Children Of Earth: Day Three premiered on
BBC One in
2009 at 9:00pm BST, watched by 6.40 million viewers.
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?