Here's a reasonably comprehensive list of the audiobooks I've narrated over the years:
Fiction (unabridged):
Unknown Unknowns by Adam Bromley
Litmus: Short Stories from Modern Science by Frank Cottrell-Boyce and others
Carriers of Death by John Creasey
Department of Death by John Creasey
Gideon's Fear by John Creasey (Gideon of Scotland Yard)
Gideon's Force by John Creasey (Gideon of Scotland Yard)
Gideon's Law by John Creasey (Gideon of Scotland Yard)
Gideon's Raid by John Creasey (Gideon of Scotland Yard)
Gideon's Way by John Creasey (Gideon of Scotland Yard)
Bulldog Drummond: Dead Man's Gate by Stephen Deas (writing as Sapper)
The Land of Mist by Arthur Conan Doyle (Professor Challenger - Book 3)
When the World Screamed by Arthur Conan Doyle (Professor Challenger - Book 4)
The Disintegration Machine by Arthur Conan Doyle (Professor Challenger - Book 5)
The Vampyre and Other Short Gothic Tales by Arthur Conan Doyle and others
Fall of Light by Steven Erikson (Kharkanas Trilogy - Book 2)
The Evil Thereof by Jack Gerson
The Isles of Unwisdom by Robert Graves
She and Allan by Rider Haggard
Nights of the Witch by Graham Hancock (War God - Book 1)
Return of the Plumed Serpent by Graham Hancock (War God - Book 2)
Night of Sorrows by Graham Hancock (War God - Book 3)
The Serpent Sword by Matthew Harffy (The Bernicia Chronicles - Book 1)
The Cross and the Curse by Matthew Harffy (The Bernicia Chronicles - Book 2)
Blood and Blade by Matthew Harffy (The Bernicia Chronicles - Book 3)
Thirteen by Scott Harrison and others (narrated with Gemma Arterton and others)
The Causeway by P.M. Hubbard
Kill Claudio by P.M. Hubbard
The Tower by P.M. Hubbard
Wanting by Angela Huth
After London (or Wild England) by Richard Jefferies
The Three Taps by Ronald Knox (Miles Bredon - Book 1)
Footsteps at the Lock by Ronald Knox (Miles Bredon - Book 2)
The Body in the Silo by Ronald Knox (Miles Bredon - Book 3)
Still Dead by Ronald Knox (Miles Bredon - Book 4)
Double Cross Purposes by Ronald Knox (Miles Bredon - Book 5)
The Slave House by Charles Lambert
The King and the Slave by Tim Leach
The Children of the New Forest by Frederick Marryat
Doctor Watson's Charge by Patrick Mercer
News From Nowhere by William Morris
The Outcasts of Time by Ian Mortimer
The Glamour by Christopher Priest
The Space Machine by Christopher Priest
Mortal Engines by Philip Reeve (Mortal Engines - Book 1)
Predator's Gold by Philip Reeve (Mortal Engines - Book 2)
Infernal Devices by Philip Reeve (Mortal Engines - Book 3)
A Darkling Plain by Philip Reeve (Mortal Engines - Book 4)
The Dragon Engine by Andy Remic (Blood Dragon Empire - Book 1)
Twilight of the Dragons by Andy Remic (Blood Dragon Empire - Book 2)
The Last of the Wine by Mary Renault
The Mask of Apollo by Mary Renault
Lying to You by Amanda Reynolds (narrated with others)
Heartwood by Freya Robertson (Elemental Wars - Book 1)
Sunstone by Freya Robertson (Elemental Wars - Book 2)
The Improbability of Love by Hannah Rothschild (narrated with Jilly Bond)
Death List by Chris Ryan (Strike Back - Book 1)
Shadow Kill by Chris Ryan (Strike Back - Book 2)
Global Strike by Chris Ryan (Strike Back - Book 3)
The Last Man by Mary Shelley
The Ebb-Tide by Robert Louis Stevenson
The Deadly Planet of Death by Doug Strider (Space Danger! - Book 1)
Nemesis Mine by Doug Strider (Space Danger! - Book 2)
Non-Fiction (unabridged):
The Psychopath Factory by Tristam Vivian Adams
Out of Thin Air by Anthony Adeane
Freedom Regained by Julian Baggini
The Virtues of the Table by Julian Baggini
Alan Turing: Unlocking the Enigma by David Boyle
Thoughts and Adventures by Winston Churchill
Everest 1953 by Mick Conefrey
The Ghosts of K2 by Mick Conefrey
The Voyage of the Beagle by Charles Darwin
The Dead Duke, His Secret Wife and the Missing Corpse by Piu Marie Eatwell
A Man Most Driven by Peter Firstbrook
The Economist Guide to Marketing by Patrick Forsyth
Bomber Command by Max Hastings
Finest Years: Churchill as Warlord 1940-45 by Max Hastings
Overlord: D-Day and the Battle of Normandy 1944 by Max Hastings
Stalin and the Scientists by Simon Ings
Fateful Choices by Ian Kershaw
The Living and The Dead by Toby Austin Locke
Dead Zone: Where the Wild Things Were by Philip Lymbery
The Communist Manifesto by Karl Marx and Friedrich Engels
Churchill and the Bomb in War and Cold War by Kevin Ruane
Eastern Horizons by Levison Wood
Walking the Americas by Levison Wood
Poetry
Selected Poems by The Brontës (narrated with Miriam Margolyes)
Selected Poems by Edward Thomas
Full-cast Drama (for further titles see my Big Finish credits)
Six Degrees of Assassination by M.J. Arlidge
Apprentice by Rebecca Gablé (Scarlet City - Part One)
Rise by Rebecca Gablé (Scarlet City - Part Two)
Empire by Rebecca Gablé (Scarlet City - Part Three)
Alien: River of Pain by Christopher Golden (adapted by Dirk Maggs)
Corsair - The Face of the Void by James Swallow (Warhammer 40,000)
Strangeness in Space by Trevor and Simon