Another collection of episodes from the CGI-animated show for children featuring the vocal talents of David Tennant and Sophie Aldred. Tom Powers (voice of Aldred) seems like an average eight-year-old boy. However, Tom has made an incredible discovery. In the woodland near his house is a special tree that houses Treetopolis, a city inside a tree trunk that he is able to access as a miniature version of himself and interact with the weird and wonderful small creatures of the forest. These include Twigs (Tennant), an acorn sprite, and Zigzoo (Tim Whitnall) the frog.
Iconoclastic, take-no-prisoners cop John McClane, finds himself for the first time on foreign soil after traveling to Moscow to help his wayward son Jack - unaware that Jack is really a highly-trained CIA operative out to stop a nuclear weapons heist.
Ray Breslin is the world's foremost authority on structural security. After analyzing every high security prison and learning a vast array of survival skills so he can design escape-proof prisons, his skills are put to the test.
Life for former United Nations investigator Gerry Lane and his family seems content. Suddenly, the world is plagued by a mysterious infection turning whole human populations into rampaging mindless zombies.