| Series | | Books |
| |
| Ian Forsyth | | (2021) |
| | | (2021) |
| |
| Other | | The Arran Killing [Finlay Files] (2021) |
| | | Blood on the Harbour [DCI Alasdair] (2020) |
| | | Blue Vengeance [Logan Thorne] (2020) |
| | | A Brother's Keeper [Jacob Grimm Reacher] (2021) |
| | | Buried Sins [Argyle Investigations] (2021) |
| | | Burn the Witch [Ben Ben Nevis] (2021) |
| | | Channeling the Dead [Argyle Investigations] (2021) |
| | | Cold Blooded (2020) |
| | | Cultish Following [Finlay Files] (2020) |
| | | Dark Obsession [Argyle Investigations] (2020) |
| | | Dead Man Walking [Ben Ben Nevis] (2020) |
| | | Dirge for the Girl [Logan Thorne] (2021) |
| | | A Family Affair [Finlay Files] (2020) |
| | | Hounds & Hares [DCI Kirk Ross] (2021) |
| | | Hunting a Monster [Logan Thorne] (2021) |
| | | Hunting the Reaper [DCI Alasdair] (2021) |
| | | Killing Lady Macbeth [Argyle Investigations] (2021) |
| | | Killing the Pretty Ones [Ben Ben Nevis] (2021) |
| | | Legacy of the Butcher [Logan Thorne] (2021) |
| | | Memories of Death [Logan Thorne] (2021) |
| | | Murder and Privlege [Argyle Investigations] (2021) |
| | | Murder on the North Sea [Ben Ben Nevis] (2021) |
| | | Running Bones [DCI Alasdair] (2020) |
| | | Scorched Bones [Murray & Burns] (2021) |
| | | Sinister Secrets [DCI Kirk Ross] (2021) |
| | | Vile Experiment [DCI Kirk Ross] (2021) |
| | | Wicked Hunter [DCI Kirk Ross] (2021) |
| | | Wicked Past [Murray & Burns] (2021) |
| |