* The Book of the Sandman (2000)
* The Book of the Shadow World (2002)
* The Book of the Blood Legion (2005)
Noveller:
* "The Call of the Void" (1999)
* "The Black Rose" (2001)
* "Huset på bakken" (2003)
* "Den siste dansen" (2007)
Faglitteratur:
* The History of the Occult (2010)
* Frimurernes hemmeligheter (2012)
* The Paranormal:A Guide for the Curious (2015)