David Tennant and Catherine Tate arrive at Big Finish for brand new adventures as The Doctor and Donna Noble!When the Doctor and Donna visit London's Technology Museum for a glimpse into the future, things don't go to plan. The most brilliant IT brain in the country can't use her computer.More worrying, the exhibits are attacking the visitors, while outside, people seem to be losing control of the technology that runs their lives. Is it all down to simple human stupidity, or is something more sinister going on?Beneath the streets, the Koggnossenti are waiting. For all of London to fall prey to technophobia. This is the first of three Doctor Who stories released from Big Finish featuring David Tennant and Catherine Tate.As a young actor, David Tennant played a number of roles in Big Finish Doctor Who stories, unaware that one day he'd be playing the Doctor on TV as it became the UK's Number 1 show!Catherine Tate is one of Britain's leading lights on stage and screen, happily reuniting with David Tennant after enjoying a popular TV run as companion Donna Noble.Guest star Rachael Stirling recently appeared opposite Matt Smith in Doctor Who, alongside her mother, Avengers star Dame Diana Rigg!CAST: David Tennant (The Doctor), Catherine Tate (Donna Noble), Niky Wardley (Bex), Rachael Stirling (Jill Meadows), Chook Sibtain (Brian), Rory Keenan (Kevin), Jot Davies (Lukas).