Series

Ebenezum

1. A Malady of Magicks (1986)
2. A Multitude of Monsters (1986)
3. A Night in the Netherhells (1987)The Exploits of Ebenezum (omnibus)

Wuntvor

1. A Difficulty with Dwarves (1987)
2. An Excess of Enchantments (1988)
3. A Disagreement with Death (1989)The Wanderings of Wuntvor (omnibus)

The Cineverse Cycle

1. Slaves of the Volcano God (1989)
2. Bride of the Slime Monster (1990)
3. Revenge of the Fluffy Bunnies (1990)The Cineverse Cycle (1990) (aka The Cineverse Cycle Omnibus (1992))

Arabian Nights

1. The Other Sinbad (1991)
2. A Bad Day for Ali Baba (1992)
3. Scheherazade's Night Out (1992; aka The Last Arabian Night (1993))

Dragon Circle

1. Dragon Sleeping (1994; aka Raven Walking)
2. Dragon Waking (1995)
3. Dragon Burning (1996)

The Changeling War (as by Peter Garrison)

1. The Changeling War (1999)
2. The Sorcerer's Gun (1999)
3. The Magic Dead (2000)

Abbadon Inn

• Dark Whispers (as by Chris Blaine) (2005)

Collections

• The Purple Book of Peculiar Stories (2004)

Novelizations

• The Lost Boys (1987)
• Wishbringer (1988)
• Batman (1989)
• Part II (1989)
• Back to the Future Part III (1990)
• Batman Returns (with Sam Hamm and Daniel Waters) (1992)
• The 7th Guest (with Matthew J. Costello) (1995)
• Leprechauns (1999)
• Jason and the Argonauts (written 2000 but not published)

Non-film novels based on licensed properties

• The Batman Murders (1990)
• Spider-Man: Wanted Dead or Alive (1998)
• Return to Chaos (1998)
• Dark Mirror (2004)
• Battlestar Galactica: The Cylons' Secret (2006)