First Casualty: The Gabriel Wolfe Thrillers, Book 4 (Unabridged)
2018
Condor: The Gabriel Wolfe Thrillers, Book 3 (Unabridged)
2017
Blind Impact: The Gabriel Wolfe Thrillers, Book 2 (Unabridged)
2016
Trigger Point: The Gabriel Wolfe Thrillers, Book 1 (Unabridged)
2016
Rattlesnake: The Gabriel Wolfe Thrillers, Book 6 (Unabridged)
2025
Fury: The Gabriel Wolfe Thrillers, Volume 5 (Unabridged)
2018