Toby Longworth
Books
The Hitchhiker's Guide to the Galaxy: The Tertiary Phase
1979
ISBN 9780563510840
The Hitchhiker's Guide to the Galaxy: The Quandary Phase
2005
ISBN 9780563504962
The Hitchhiker's Guide to the Galaxy: The Quintessential Phase
2005
ISBN 9780563504078
The Watcher in the Rain
2019
The Hitchhiker's Guide to the Galaxy: Quandary Phase
2005
ISBN 9781572704886
The Devil You Know
2014
ISBN 9781849706681
Dead in the Water
2011
ISBN 9781849700528
Strike and Fade
2012
ISBN 9780857877819- No cover
Wolf's Claw
2014
ISBN 9781782515807 
Heart of Rage
2009
ISBN 9781844167968
Doctor Who: The Quantum Possibility Engine