The Chain
2019
I Hear the Sirens in the Street: A Detective Sean Duffy Novel (The Sean Duffy Series)
2013
The Island
2022
The Detective Up Late (The Sean Duffy Series)
2023
The Cold Cold Ground (The Sean Duffy Series)
2012
Police at the Station and They Don’t Look Friendly: A Detective Sean Duffy Novel (The Sean Duffy Series)
2017