Dr. Alan Gregory
1. Privileged Information (1991)
2. Private Practices (1992)
3. Higher Authority (1994)
4. Harm's Way (1996)
5. Remote Control (1997)
6. Critical Conditions (1998)
7. Manner Of Death (1999)
8. Cold Case (1999)
9. The Program (2001)
10. Warning Signs (2001)
11. The Best Revenge (2003)
12. Blinded (2004)
13. Missing Persons (2005)
14. Kill Me (2006)
15. Dry Ice (2007)
16. Dead Time (2008)
17. The Siege (2009)
18. The Last Lie (2010)
19. Line of Fire (2012)