Torchwood Links

Amazon.com - Torchwood: Children of Earth
Amazon.co.uk - Torchwood - Children of Earth [DVD] [2009]
Amazon.ca link - Torchwood - The Complete First Season (7DVD)

General
The Ten Doctors - a Dr Who online fan comic
The BBC's Torchwood site
Torchwood Babiez - another comic

LJ
Torchwood Slash community
JackxIanto community
Torchwood Three - a fandom newsletter
Torchwood Fic community