In this, the first factual book to be published on the series, noted TV historian Stephen James Walker charts the story of Torchwood, complete with character profiles, cast and production team information, behind-the-scenes details and a comprehensive guide to each of the 13 episodes, looking at the key elements and the many links to Doctor Who that permeate the show. Inside the Hub is every fan's one-stop guide to the secret world of Torchwood.