Titles by Joseph Delaney marked with tag: juvenile fantasy
- 2023 - Wulf's War
- 2020 - Brother Wulf
- 2017 - Dark Assassin
- 2016 - The Dark Army
- 2014 - A New Darkness
- 2013 - The Ghost Prison
- 2013 - The Ghost Prison
- 2012 - Slither's Tale
- 2012 - The Spook's Blood
- 2011 - I Am Grimalkin
- 2011 - The Spook's Destiny
- 2010 - The Spook's Nightmare
- 2009 - The Spook's Sacrifice
- 2008 - The Spook's Mistake
- 2007 - The Spook's Battle
- 2006 - The Spook's Secret
- 2005 - The Spook's Curse
- 2004 - The Spook's Apprentice