* Thrillers:
* The Red Circle (1985)
* The Company (1986)
* The Game (1987)
* The Covenant (1988)
* Terminal Velocity (1989)
* Deception (1991)
* The Watch (1993)
* The Assassin (1995)
* Night of the Jackal (1997)
* The Code (1999)
* Historical Fiction:
* Shadows (2003)
* Sins (2004)
* Secrets (2006)
* Lies (2007)
* Betrayal (2009)
* Vendetta (2011)
* The Gauntlet (2013)
Non-fiction:
* Silent Warriors (2015)
* Silent Nighthawks (2017)