- On a Stormy Night (1990)
- The Night of the Burning (1992)
- The Shadow Man (1994)
- The Devil's Playground (1996)
- The Resurrection Spell (1998)
- The Bone Witch (2000)
- The Vampire's Kiss (2002)
- The Ghoul's Feast (2004)
- Varulvens forbannelse (2006)
- Mumiens hevn (2008)
- Frankenstein-monsteret (2010)
- Den usynlige mannen (2012)
- The Hunchback of Notre Dame (2014)
- The Phantom of the Opera (2016)
- The Picture of Dorian Gray (2018)
Faglitteratur:
- Skrekklitteratur (1988)
- American Gothic (1992)
- Historien om den gotiske romanen (1995)
- Edgar Allan Poe:A Biography (1998)
- H.P. Lovecraft:A Biography (2001)
- Stephen King:A Biography (2004)
- The Evolution of Horror (2006)
- De 100 beste skrekkromanene (2008)
- The Complete Works of Edgar Allan Poe (2010)
- De beste skrekkhistoriene som noen gang er skrevet (2012)
- De beste amerikanske skrekkhistoriene (2014)