DCI Brendan Moran
1 Black December (2011)
2 Creatures of Dust (2013)
3 Death Walks Behind You (2015)
A Crime for all Seasons (2016)
4 Silent as the Dead (2018)
5 Gone Too Soon (2019)
6 The Enemy Inside (2020)
7 When Stars Grow Dark (2021)
8 The Cold Light of Death (2021)
9 Closer to the Dead (2022)
10 In the Key of Death (2024)
2 Creatures of Dust (2013)
3 Death Walks Behind You (2015)
A Crime for all Seasons (2016)
4 Silent as the Dead (2018)
5 Gone Too Soon (2019)
6 The Enemy Inside (2020)
7 When Stars Grow Dark (2021)
8 The Cold Light of Death (2021)
9 Closer to the Dead (2022)
10 In the Key of Death (2024)
Omnibus editions
The Irish Detective: Books 1-3 (2015)
The Irish Detective: Books 4-6 (2020)
The Irish Detective: Books 7-9 (2022)
The Irish Detective: Books 4-6 (2020)
The Irish Detective: Books 7-9 (2022)