Target Books Doctor Who (Numerical Order) is a 117-book series with 117 released primary works first released in 1966 with contributions by Terrance Dicks, David Fisher, Brian Hayles, Gerry Davis, Barry Letts, Malcolm Hulke, Ian Marter, Andrew Smith, Philip Hinchcliffe, Christopher H. Bidmead, Peter Grimwade, Barbara Clegg, John Lucarotti, Robert Holmes, Donald Cotton, William Emms, Glen McCoy, Ian Stuart Black, Terence Dudley, Paul Erickson, Peter Ling, Glyn Jones, Nigel Robinson, Pip Baker, Jane Baker, Malcolm Kohll, Philip Martin, John Peel, Kevin Clarke, Stephen Wyatt, Graeme Curry, Marc Platt, Rona Munro, Ian Briggs, Victor Pemberton, Russell T. Davies, and Steven Moffat.