Born in Wales
See also: Conrad Allen, Martin Inigo, Keith Miles
Author's WebsiteHyperlinks on book titles are to reviews by 'Euro Crime' reviewers, supplemented by reviews from 'Reviewing the Evidence' (to 2013) and 'Crime Review' (from 2019).
| • Shadow of the Hangman | 2015 | 1 |
| • Steps to the Gallows | 2016 | 2 |
| • Date with the Executioner | 2017 | 3 |
| • Fugitive from the Grave | 2018 | 4 |
| • Rage of the Assassin | 2020 | 5 |
| • Soldier of Fortune | 2008 | 1 |
| • Drums of War | 2008 | 2 |
| • The King's Evil | 1999 | 1 |
| • The Amorous Nightingale | 2001 | 2 |
| • The Repentant Rake | 2002 | 3 |
| • The Frost Fair | 2003 | 4 |
| • The Parliament House | 2006 | 5 |
| • The Painted Lady | 2007 | 6 |
| • The Railway Detective | 2004 | 1 |
| • The Excursion Train | 2005 | 2 |
| • The Railway Viaduct | 2006 | 3 |
| • The Iron Horse | 2007 | 4 |
| • Murder on the Brighton Express | 2008 | 5 |
| • The Silver Locomotive Mystery | 2009 | 6 |
| • Railway to the Grave | 2010 | 7 |
| • Blood on the Line | 2011 | 8 |
| • The Stationmaster's Farewell | 2012 | 9 |
| • Peril on the Royal Train | 2013 | 10 |
| • The Ticket to Oblivion | 2014 | 11 |
| • Timetable of Death | 2015 | 12 |
| • Signal for Vengeance | 2016 | 13 |
| • The Circus Train Conspiracy | 2017 | 14 |
| • A Christmas Railway Mystery | 2017 | 15 |
| • Points of Danger | 2018 | 16 |
| • Fear on the Phantom Special | 2019 | 17 |
| • Slaughter in the Sapperton Tunnel | 2020 | 18 |
| • Tragedy on the Branch Line | 2021 | 19 |
| • A Bespoke Murder | 2011 | 1 |
| • Instrument of Slaughter | 2012 | 2 |
| • Five Dead Canaries | 2013 | 3 |
| • Deeds of Darkness | 2014 | 4 |
| • Dance of Death | 2015 | 5 |
| • The Enemy Within | 2016 | 6 |
| • Under Attack | 2017 | 7 |
| • The Unseen Hand | 2019 | 8 |
| • Orders to Kill | 2021 | 9 |
| • The Queen's Head | 1988 | 1 |
| • The Merry Devils | 1989 | 2 |
| • The Trip to Jerusalem | 1990 | 3 |
| • The Nine Giants | 1991 | 4 |
| • The Mad Courtesan | 1992 | 5 |
| • The Silent Woman | 1994 | 6 |
| • The Roaring Boy | 1995 | 7 |
| • The Laughing Hangman | 1996 | 8 |
| • The Fair Maid of Bohemia | 1997 | 9 |
| • Wanton Angel | 1999 | 10 |
| • The Devil's Apprentice | 2001 | 11 |
| • The Bawdy Basket | 2002 | 12 |
| • The Vagabond Clown | 2003 | 13 |
| • The Counterfeit Crank | 2004 | 14 |
| • The Malevolent Comedy | 2005 | 15 |
| • The Princess of Denmark | 2006 | 16 |
| • The Wolves of Savernake | 1993 | 1 |
| • The Ravens of Blackwater | 1994 | 2 |
| • The Dragons of Archenfield | 1995 | 3 |
| • The Lions of the North | 1995 | 4 |
| • The Serpents of Harbledown | 1996 | 5 |
| • The Stallions of Woodstock | 1997 | 6 |
| • The Hawks of Delamere | 1998 | 7 |
| • The Wildcats of Exeter | 1998 | 8 |
| • The Foxes of Warwick | 1999 | 9 |
| • The Owls of Gloucester | 2000 | 10 |
| • The Elephants of Norwich | 2000 | 11 |
| • Inspector Colbeck's Casebook: Thirteen Tales from the Railway Detective | 2014 |