23 books in series

DCI Ryan Mysteries

DCI Ryan Mysteries is a 22-book series with 23 primary works first released in 1920 with contributions by L.J. Ross. The next book is scheduled for release on .

Holy Island

2015 • 25 Readers • 372 pages 4.4

Sycamore Gap

2015 • 12 Readers • 414 pages 4.4

Heavenfield

1920 • 9 Readers • 264 pages 4

Angel

2016 • 9 Readers • 246 pages 4.3

High Force

2017 • 8 Readers • 263 pages 4.5

Cragside

2017 • 8 Readers • 298 pages 4

Dark Skies

2017 • 7 Readers • 287 pages 4

Seven Bridges

1920 • 7 Readers • 274 pages 4.3

The Hermitage

2018 • 5 Readers • 284 pages 4.4

Longstone

2018 • 5 Readers • 258 pages 4.5

The Infirmary

2019 • 6 Readers • 291 pages 4.5

The Moor

2019 • 4 Readers • 278 pages 4

Penshaw

2019 • 5 Readers • 283 pages 4.2

Borderlands

2019 • 4 Readers • 249 pages 4.1

Ryan's Christmas

2019 • 5 Readers • 215 pages 4.1

The Shrine

2020 • 4 Readers • 226 pages 3.6

Cuthbert's Way

2020 • 4 Readers • 345 pages 3.8

The Rock

2021 • 4 Readers • 384 pages 4.2

Bamburgh

2022 • 6 Readers • 358 pages 3.3

Lady's Well

2023 • 5 Readers • 311 pages 4

Death Rocks

2024 • 1 Reader • 234 pages 4

Poison Garden

2024 • 1 Reader • 311 pages 4

Belsay

Available February 27, 2025 • 1 Reader • 384 pages