The Doctor and Martha arrive with a bang on the planet New Savannah, home to the feline humanoids know as the Catkind, on the eve of the year Five Billion. A world plagued by civil unrest, social mistrust and horrors from the past about to be unleashed, the entire planet is about to be held ransom! Who is the shadowy figure behind it all? With art courtesy of Nick Roche (The Transformers), and word by BBC Doctor Who show story editor Gary Russell.
