1. When the Bough Breaks (1985)
2. Blood Test (1986)
3. Over the Edge (1987)
4. Silent Partner: An Alex Delaware Novel (1989)
5. Time Bomb: An Alex Delaware Novel (1990)
7. Devil's Waltz: An Alex Delaware Novel (1993)
8. Bad Love: An Alex Delaware Novel (1994)
9. Self-Defense: An Alex Delaware Novel (1995)
10. The Web: An Alex Delaware Novel (1996)
11. The Clinic: An Alex Delaware Novel (1997)
13. Monster: An Alex Delaware Novel (1999)
14. Dr. Death: An Alex Delaware Novel (2000)
15. Flesh and Blood: An Alex Delaware Novel (2001)
16. The Murder Book: An Alex Delaware Novel (2002)
17. A Cold Heart: An Alex Delaware Novel (2003)
18. Therapy: An Alex Delaware Novel (2004)
19. Rage: An Alex Delaware Novel (2005)
20. Gone: An Alex Delaware Novel (2006)
21. Obsession: An Alex Delaware Novel (2007)
22. Compulsion: An Alex Delaware Novel (2008)
23. Bones: An Alex Delaware Novel (2008)
24. Evidence: An Alex Delaware Novel (2009)
25. Deception: An Alex Delaware Novel (2010)
26. Mystery: An Alex Delaware Novel (2011)
27. Victims: An Alex Delaware Novel (2012)
28. Guilt: An Alex Delaware Novel (2013)
29. Killer: An Alex Delaware Novel (2014)
30. Motive: An Alex Delaware Novel (2015)
31. Breakdown: An Alex Delaware Novel (2016)
32. Heartbreak Hotel: An Alex Delaware Novel (2017)
33. Night Moves: An Alex Delaware Novel (2018)
34. The Wedding Guest: An Alex Delaware Novel (2019)
35. The Museum of Desire: An Alex Delaware Novel (2020)
36. Serpentine: An Alex Delaware Novel (2021)
37. City of the Dead: An Alex Delaware Novel (2022)