| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Falling | Hardcover | 978-1-78089-202-3 | 2014 |
| The Killer On The Wall | " | 978-1-78089-470-6 | 2017 |
| The Killer On The Wall | Paperback | 978-1-78475-266-8 | 2017 |
| The Missing Hours | Digital | 978-1-4735-3559-6 | 2016 |
| The Missing Hours | Paperback | 978-1-78475-264-4 | 2016 |