Novelist Ben Aaronovitch is best known for his Rivers of London series which has sold over a million copies worldwide. He is also known for his TV writing, especially on Doctor Who, where he wrote fan-favourites Remembrance of the Daleks and Battlefield. He has also written Casualty and Jupiter Moon. Andrew Cartmel has had a long and varied career in TV and publishing. A script editor on both Doctor Who and Casualty, where he met Ben Aaronovitch. He is also the author of The Vinyl Detective series of crime novels for Titan Books. James Swallow is a British author. A BAFTA nominee and a New York Times, Sunday Times and Amazon #1 best-seller, he is the author of several original books and tie-in novels, as well as short fiction, numerous audio dramas and video games. His writing includes the Marc Dane series of action thrillers, the Sundowners series of Western fiction steampunk novels, and fiction from the worlds of Star Trek, Warhammer 40,000, Doctor Who, 24, Stargate, 2000 AD and many more.