Torchwood: Children of Earth - Day Three on BBC iPlayer

You can now watch Torchwood: Children of Earth - Day Three on the BBC iPlayer.

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?