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Publication Order of DI Gus McGuire Books
| Unquiet Souls | (2016) | Hardcover  Paperback  Kindle |
| Uncoiled Lies | (2017) | Hardcover  Paperback  Kindle |
| Untainted Blood | (2017) | Hardcover  Paperback  Kindle |
| Uncommon Cruelty | (2017) | Hardcover  Paperback  Kindle |
| Unspoken Truths | (2018) | Hardcover  Paperback  Kindle |
| Unseen Evil | (2019) | Hardcover  Paperback  Kindle |
| Unbound Ties | (2020) | Hardcover  Paperback  Kindle |
Publication Order of DS Nikita Parekh Books
| Last Request | (2019) | Hardcover  Paperback  Kindle |
| Broken Silence | (2020) | Hardcover  Paperback  Kindle |
| Dark Memories | (2021) | Hardcover  Paperback  Kindle |
| Blood Games | (2022) | Hardcover  Paperback  Kindle |
| Dying Breath | (2022) | Hardcover  Paperback  Kindle |