Reading order
| # | Title | Published | Author | Buy on Amazon |
|---|---|---|---|---|
| 1 | A Walking Shadow / Crime in the Choir | 2018 | Catherine Moloney | Buy |
| 2 | Crime in the Choir | 2018 | Catherine Moloney | N/A |
| 3 | Crime in the School | 2018 | Catherine Moloney | N/A |
| 4 | Blood Will Have Blood / Crime in the School | 2019 | Catherine Moloney | Buy |
| 5 | Night’s Black Agents | 2019 | Catherine Moloney | Buy |
| 6 | Crime In The Garden | 2025 | Catherine Moloney | Buy |
| 7 | A Mind Diseased | 2019 | Catherine Moloney | Buy |
| 8 | Crime in the Hospital | 2019 | Catherine Moloney | N/A |
| 9 | Crime in the Ballet | 2019 | Catherine Moloney | Buy |
| 10 | Crime in the Gallery | 2019 | Catherine Moloney | Buy |
| 11 | Crime In The Heat | 2020 | Catherine Moloney | Buy |
| 12 | Crime At Home | 2020 | Catherine Moloney | Buy |
| 13 | Crime in the Ballroom | 2020 | Catherine Moloney | Buy |
| 14 | Crime in the Book Club | 2020 | Catherine Moloney | Buy |
| 15 | Crime in the College | 2021 | Catherine Moloney | Buy |
| 16 | Crime in the Kitchen | 2021 | Catherine Moloney | Buy |
| 17 | Crime in the Spa | 2021 | Catherine Moloney | Buy |
| 18 | Crime in the Crypt | 2021 | Catherine Moloney | Buy |
| 19 | Crime in Oxford | 2022 | Catherine Moloney | Buy |
| 20 | Crime in Carton Hall | 2022 | Catherine Moloney | Buy |
| 21 | Crime in Retirement | 2022 | Catherine Moloney | Buy |
| 22 | Crime in the Boutique | 2022 | Catherine Moloney | Buy |
| 23 | Crime in the High Street | 2023 | Catherine Moloney | Buy |
| 24 | Crime in the Allotment | 2023 | Catherine Moloney | Buy |
| 25 | Crime in the Salon | 2024 | Catherine Moloney | Buy |
| 26 | Crime in the Tower | 2024 | Catherine Moloney | Buy |
The Detective Markham Mystery series by Catherine Moloney begins with A Walking Shadow / Crime in the Choir in 2018. The series runs 26 books through 2024, with Crime in the Tower as the most recent entry.
Along the way, the series includes titles like Crime in the Book Club (2020), continuing to build on the characters and world established in earlier books.