fallen into the hands of a madman using high-tech computers to decipher it. Matt and Robin must traverse the globe in their efforts to stop the Chaos Code from being reactivated. Monster Island (2011) — part of the Heroes series of novels for young boys together with teaching aids published by Heinemann. The Skeleton Clock (2011) — in an imagined future flooded London, the long-buried head of an immortal is uncovered and attempts to reunite some special chess men, a chess board, and a crucial piece of mechanism (the Skeleton Clock) to return himself to a body. The Suicide Exhibition, 2015. Audio plays Adaptations Dragons' Wrath (2000, adapted from the 1997 novel) Theatre of War (2015, adapted from the 1994 novel) Original plays Whispers of Terror (1999) Red Dawn (2000) The Time of the Daleks (2002) The Renaissance Man (2012) The Rani Elite (2014) The Worlds of Doctor Who (2014; with Jonathan Morris and Nick Wallace) The Darkness of Glass (2015) The Vaults of Osiris (2015) Prisoners of the Lake (2015) The Forsaken (2015) Wave of Destruction (2016) Vampire of the Mind (2016) The Beast of Kravenos (2017) Gallifrey series The Inquiry (series 1, episode 3: 2004) Pandora (series 2, episode 3: 2005) Disassembled (series 4, episode 2: 2011) Ascension (series 6, episode 3: 2013) Jago & Litefoot series The Bloodless Soldier (series 1, episode 1: 2010) Litefoot and Sanders (series 2, episode 1: 2011) Dead Men's Tales (series 3, episode 1: 2011) The Hourglass Killers (series 4, episode 4: 2012) The Final Act (series 5, episode 4: 2013) The Trial of George Litefoot (series 6, episode 4: 2013) The Wax Princess (series 7, episode 4: 2014) Higson & Quick (series 8, episode 4: 2014) The Devil's Dicemen (series 9, episode 2: 2015) Return of the Nightmare (series 9, episode 4: 2015) The Museum of Curiosities (series 10, episode 4: 2015) Jago & Litefoot & Strax: The Haunting (special: 2015) Masterpiece (series 11, episode 4: 2016) Picture This (series 12, episode 1: 2016) Warm Blood (series 12, episode 4: 2016) Too Much Reality (series 13, episode 4: 2017) A Command Performance (series 14, episode 4: 2021) (co-written with Julian Richards) Bernice Summerfield series Many Happy Returns (anniversary special; with Xanna Eve Chown, Stephen Cole, Paul Cornell, Stephen Fewell, Simon Guerrier, Scott Handcock, Rebecca Levene, Jacqueline Rayner, Miles Richardson, Eddie Robson and Dave Stone) Counter-Measures series State of Emergency (series 1,