- Paradox, Catherine Coulter
- Paradox, Catherine Coulter
- Deadlock, Catherine Coulter
- Vortex, an FBI thriller, Catherine Coulter
- Labyrinth, Catherine Coulter
- Enigma, Catherine Coulter
- The sixth day, by Catherine Coulter and J.T. Ellison
- The last second, Catherine Coulter and J.T. Ellison
- Insidious, Catherine Coulter
- Reckoning, an FBI thriller, Catherine Coulter
- The devil's triangle, Catherine Coulter and J.T. Ellison