[Sarah Jane Adventures 07] - The Last Sontaran

Life on Earth can be an adventure, too. You just need to know where to look.
Sarah Jane and her friends go to investigate some strange lights seen over a radio telescope research centre. What they find is sinister and frightening — a Sontaran Warrior, out for revenge. Can Sarah Jane, Luke, Clyde and Maria defeat this soldier of the tenth battle fleet and save the world again?