Episode Title:Unplugged.Episode Description:An anti-technology group calling themselves The Luddites power up an electromagnetic pulse device underneath London, crippling everything that uses electricity, including Thunderbird 2, which is forced to make an emergency landing. Both Virgil and Grandma Tracy, along with Lady Penelope and Parker, must stop the Luddites' plan to cause a worldwide blackout, while at the same time rescuing a construction worker from a damaged crane.