* _The Valley of Fear_ (1993)
* _The Witchfinder's Sister_ (1995)
* _The Venetian's Wife_ (1997)
* _The Angel Makers_ (1999)
* _The Poison Garden_ (2001)
* _The Stolen Child_ (2003)
* _The Hostage's Daughter_ (2005)
* _The Golden Promise_ (2007)
* _The Mermaid's Child_ (2009)
* _The Jewel of Persia_ (2011)
* _The Emperor's Daughter_ (2014)
* _The Wolf's Den_ (2016)
* _The House of Secrets_ (2019)
Non-Fiction:
* _Anarchy and Alchemy: The History of the London Anarchist Bookfair_ (2018)