Billy Harney Thriller
1 The Black Book (2017) (with David Ellis)
The Coldest Case (2021) (with others)
2 The Red Book (2021) (with David Ellis)
3 Escape (2022) (with David Ellis)
4 Blackball (2025)
The Coldest Case (2021) (with others)
2 The Red Book (2021) (with David Ellis)
3 Escape (2022) (with David Ellis)
4 Blackball (2025)
