Horror, War and Thriller 

Bats Out of Hell (1978)
Abomination (1986)
Accursed (1983)
Alligators (1987)
An Unholy Way to Die (1999)
Bamboo Guerillas (1977)
Beheaded (2021 – jointly written with J.R. Park)
Blackout (2006)
Blood Circuit (1983)
Bloodshow (1987)
Cannibals (1986)
Caracal (1980)
Carnage (2016)
Carnivore (1990)
Crabs Omnibus (2015)
Crabs on the Rampage (1981)
Crabs: The Human Sacrifice (1988)
Crabs’ Moon (1984)
Dead End (1996)
Deadbeat (2003)
Deathbell (1980)
Demons (1988)
Doomflight (1981)
Entombed (1982)
Fiend (1988)
Killer Crabs – The Return (2012)
Killer Crabs (1978)
Locusts (1979)
Maneater (2009)
Mania (1989)
Manitou Doll (1981)
Night of the Crabs (1976)
Night of the Werewolf (1976)
Nightspawn (2010)
Phobia (1990)
Psalm 151 (2013)
Return of the Werewolf (1977)
Sabat 1: The Graveyard Vultures (1982)
Sabat 2: The Blood Merchants (1982)
Sabat 3: Cannibal Cult (1982)
Sabat 4: The Druid Connection 1983)
Sabat 5: Wistman’s Wood (2018)
Sabat 6: The Return (2019)
Satan’s Snowdrop (1980)
Satanic Armageddon (2021)
Snakes (1986)
Spawn of the Slime Beast (2015)
The Black Fedora (1991)
The Busker (1998)
The Cadaver (2007)
The Camp (1989)
The Charnel Caves (2019)
The Dark One (1995)
The Eighth Day (2011)
The Festering (1989)
The Ghoul* – film novelisation (1976)
The Hangman (1994)
The Island (1988)
The Knighton Vampires (1993)
The Lurkers (1982)
The Master (1988)
The Neophyte (1986)
The Origin of the Crabs (1979)
The Plague Chronicles (1993)
The Pluto Pact (1982)
The Pony Riders (1997)
The Reaper (2018)
The Resurrected (1991)
The Slime Beast (1976)
The Son of the Werewolf (1978)
The Sucking Pit (1975)
The Truckers 1: The Black Knights (1977)
The Truckers 2: Hi-Jack! (1977)
The Undead (1983)
The Unseen (1990)
The Walking Dead (1984)
The Wood (1985)
Thirst (1980)
Thirst II: The Plague (1987)
Throwback (1985)
Warhead (1981)
Water Rites (1997)
Werewolf by Moonlight (1974) 
Werewolf Omnibus (2019)
Witch Spell (1993)
Wolfcurse (1981)

(All listed titles © Black Hill Books Ltd 2022 except those with an asterisk*)