Slugs
1. Slugs (1982)
2. Breeding Ground (1985)

Uninvited (writing as Frank Taylor)
2. The Visitation (1984)
3. The Abduction (1985)

Track (writing as Samuel P Bishop)
1. Track (1986)
2. Partners In Death (1986)
3. Apache Gold (1988)

Blood and Honour (1981) (writing as Wolf Kruger)
Sledgehammer (1982) (writing as Wolf Kruger)
The Skull (1982)
Kessler's Raid (1982) (writing as Wolf Kruger)
Convoy of Steel (1982) (writing as Wolf Kruger)
Slaughterhouse (1983) (writing as Wolf Kruger)
Sabres in the Snow (1983) (writing as Stefan Rostov)
Spawn (1983)
Task Force Battalion (1983) (writing as Tom Lambert)
Men of Blood (1984) (writing as Wolf Kruger)
Erebus (1984)
The Terminator (1984)
Chainsaw Terror (1984) (writing as Nick Blake)
Shadows (1985)
Forged in Fire (1985)
No Survivors (1985)
Come The Night (1985) (writing as Nick Blake)
Deathday (1986) (writing as Robert Neville)
Relics (1986)
Victims (1987)
Taken by Force (1987)
Swords of Vengeance (1988)
Assassin (1988)
Nemesis (1989)
Renegades (1991)
Captives (1991)
Heathen (1992)
Deadhead (1993)
Butcher's Window (1993)
White Ghost (1994)
Lucy's Child (1995)
Stolen Angels (1996)
Purity (1997)
Knife Edge (1997)
Warhol's Prophecy (1999)
Exit Wounds (2000)
Compulsion (2001)
Hybrid (2002)
Hell to Pay (2003)
Necessary Evil (2004)
Twisted Souls (2005)
Dying Words (2006)
Unmarked Graves (2007)
Body Count (2008)
Last Rites (2009)
Epitaph (2010)
Twins of Evil (2011)
X the Unknown (2012)