DCI Ryan Mystery Series
(23 books)


Books in the series:
1.  
Holy Island (2015)

2.  
Sycamore Gap (2015)

3.  
Heavenfield (2016)

4.  
Angel (2016)

5.  
High Force (2017)

6.  
Cragside (2017)

7.  
Dark Skies (2017)

8.  
Seven Bridges (2018)

9.  
The Hermitage (2018)

10.  
Longstone (2018)

11.  
The Infirmary (2019)

12.  
The Moor (2019)

13.  
Penshaw (2019)

14.  
Borderlands (2019)

15.  
Ryan's Christmas (2019)

16.  
The Shrine (2020)

17.  
Cuthbert's Way (2020)

18.  
The Rock (2021)

19.  
Bamburgh (2022)

20.  
Lady's Well (2023)

21.  
Death Rocks (2024)

22.  
Poison Garden (2024)

23.  
Belsay (2025)