Torchwood: Children Of Earth is a gripping five part season, split over five consecutive nights on the BBC, and revolves around the tale of all the children of the Earth being controlled at once, with a threat from the mysterious 456 about Captain Jack Harness' (John Barrowman) past coming to the surface.

Special Features:

• Torchwood Declassified: An exclusive look behind-the-scenes Torchwood In the Shadows: Audio Clip read by Eve Myles