There are 1 book by Dennis P. O'Connell on BookOrb. A strong starting point is Black Vortex (2002). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Dennis P. O'Connell written?
BookOrb lists 1 book by Dennis P. O'Connell.
Where should I start with Dennis P. O'Connell?
A good starting point is Black Vortex (2002).
What is the Dennis P. O'Connell books in order list?
In publication order: 1. Black Vortex (2002).