Join the Torchwood aliens online

(reuters) -- The BBC science fiction TV show Torchwood is generating a lot of discussion around its pioneering alternate reality game.

The spinoff from the hit Dr. Who series is engaging with Torchwood fans through an intricate and mysterious set of websites where fans are encouraged to interact with characters from the show to help solve weekly missions. Reuters Technology Correspondent Matt Cowan visits Cardiff to talk to the people behind the show and the game to learn whether this multi-platform entertainment experience seems like a realistic model for the future of converged media.