- 1981 *Saddam's Spies in London*
- 1985 *The President's Spy: Baghdad under Siege*
- 1987 *The Great Arch*
- 1990 *Testament*
- 2011 *Iraq's Nuclear Ambition: Baghdad's Deadly Plot to Build a Secret Arsenal of Forbidden Weapons* (with John Loftus)
- 2014 *The Last Circle of Hell*
- 2017 *The House Below*
Non-fiction:
- 1983 *Saddam's Secret Police: The Plot to Kill His Enemies* (with Margaret Thatcher)
- 2003 *Operation Green Desert: Saddam's Poison Gas Attack on Iran*
- 2005 *Weapons of Mass Destruction: Iraq, Libya and Iran*
- 2007 *Al Qaeda: The Organization, Philosophy, and Future of Global Jihad*
- 2008 *The New Iraq War*
- 2010 *The End of Iran: How the Islamic Republic is Collapsing and What Will Replace It*
- 2011 *Iraq's Nuclear Ambition: Baghdad's Deadly Plot to Build a Secret Arsenal of Forbidden Weapons* (with John Loftus)
- 2014 *The Last Circle of Hell*
- 2017 *The House Below*
Children's books:
- 1992 *The Adventures of Abdullah the Supercat*
- 1994 *Abdullah the Supercat and the Magic Lamp*
Short stories:
- 1989 "The Man from Baghdad"
- 2001 "The Spy Who Loved Saddam Hussein"