Billy Boyle World War II Mystery

1 Billy Boyle (2006)
2 The First Wave (2007)
3 Blood Alone (2008)
4 Evil for Evil (2009)
5 Rag and Bone (2010)
6 A Mortal Terror (2011)
7 Death's Door (2012)
8 A Blind Goddess (2013)
9 The Rest is Silence (2014)
10 The White Ghost (2015)
11 Blue Madonna (2016)
12 The Devouring (2017)
13 Solemn Graves (2018)
14 When Hell Struck Twelve (2019)
15 The Red Horse (2020)
16 Road of Bones (2021)
17 From the Shadows (2022)
18 Proud Sorrows (2023)
19 The Phantom Patrol (2024)