Big Finish Monthly Range is a 251-book series with 251 primary works first released in 1999 with contributions by Mark Gatiss, Justin Richards, Stephen Cole, Jonathan Blum, Nicholas Pegg, Robert Shearman, Alan Barnes, Nicholas Briggs, Gary Russell, Alan W. Lear, Marc Platt, Mike Tucker, Jonathan Morris, Iain McLaughlin, Lance Parkin, Gareth Roberts, Clayton Hickman, Philip Pascoe, Joseph Lidster, Simon A. Forward, Cavan Scott, Mark Wright, Austen Atkinson, Trevor Baxendale, Jacqueline Rayner, Nev Fountain, Paul Magrs, Philip Martin, Will Shindler, Simon Furman, Dan Abnett, Adrian Rigelsford, Robert Ross, Graham Duff, Gary Hopkins, Lloyd Rose, Scott Alan Woodard, Darin Henry, Alison Lawson, Colin Brake, David A. McIntee, Caroline Symcox, Paul Sutton, James Parsons, Andrew Stirling-Brown, James Swallow, Edward Young, Steve Lyons, Simon Guerrier, Stewart Sheargold, Eddie Robson, Martin Day, Matthew Sweet, Paul Cornell, Mike Maddox, Barnaby Edwards, David Quantick, Mark Morris, Nick Scovell, Mark Michalowski, Steven Hall, Jonathan Clements, Peter Anghelides, David Bishop, Andy Lane, John Ainsworth, Simon Bovey, Mike Maddox, Marty Ross, Tony Lee, Catherine Harvey, Richard Dinnick, Matt Fitton, Philip Lawrence, Emma Beeby, Gordon Rennie, Rick Briggs, Jason Arnopp, John Dorney, William Gallagher, Jonathan Barnes, Andrew Smith, L.M. Myles, Mark Ravenhill, Una McCormack, James Goss, Dan Starkey, Ian Edginton, Christopher Cooper, Matthew J. Elliott, Jamie Anderson, Simon Barnard, Paul Morris, Guy Adams, Chris Chapman, Ian Potter, Phil Mulryne, A.K. Benedict, Scott Handcock, Robert Khan, Tom Salinsky, David Llewellyn, Emma Reeves, Roland Moore, Carl Rowens, Martyn Waites, Stephen Wyatt, Helen Goldwyn, Darren Jones, Robert Valentine, Tommy Donbavand, Kate Thorman, Gemma Arrowsmith, Katharine Armitage, Lizbeth Myles, and James Kettle.