Titles by John G. Hartness marked with tag: urban fantasy
- 2020 - Conspiracy Theory
- 2019 - All Knight Long
- 2019 - Born to Be Wild
- 2019 - Carl Perkins' Cadillac
- 2018 - Angel of Harlem
- 2018 - She Talks to Angels
- 2018 - Shout at the Devil
- 2018 - Sympathy for the Devil
- 2017 - Angel Dance
- 2017 - Calling All Angels
- 2017 - Devil Inside
- 2017 - Fireheart
- 2017 - Running with the Devil
- 2017 - The Black Knight Chronicles Continues
- 2017 - The Cambion Cycle: Quincy Harker Year Two
- 2016 - Heaven Can Wait
- 2016 - Heaven Help Us
- 2016 - Heaven Sent
- 2016 - Heaven's Door
- 2016 - Hell Freezes Over
- 2016 - Hell on Heels
- 2016 - Man in Black
- 2016 - Quincy Harker Year One
- 2015 - In the Still of the Knight
- 2015 - Raising Hell
- 2015 - Straight to Hell
- 2012 - The Black Knight Chronicles: Omnibus Edition
- 2011 - Knight Moves
- 2010 - Back in Black
- 2010 - Hard Day's Knight
- 2010 - The Chosen