An Eye for an Eye: The Doll (1996)

Twist of Fate: The Locket (1997)

Ashes to Ashes: The Dragon’s Flame (1997)

In the Shadow of Evil: The Handkerchief (1997)

Day of Reckoning: The Stereoscope (1997)

Asylum (1997)

Suffer the Children² (1977)

Punish the Sinners² (1978)

Cry for the Strangers² (1979)

Comes the Blind Fury (1980)

When the Wind Blows (1981)

The God Project (1982)
APA: All Fall Down (1983)

Nathaniel (1984)

Brainchild (1985)

Hellfire (1986)

The Unwanted (1987)

The Unloved (1988)

Creature (1989)

Sleepwalk (1990)

Second Child (1990)

Darkness (1991)

Shadows (1992)

Guardian (1993)

The Homing (1994)

Black Lightning (1995)

The Presence (1997)

The Right Hand of Evil (1999)

Nightshade (2000)

The Manhattan Hunt Club (2001)

Midnight Voices (2002)

Black Creek Crossing (2004)

Perfect Nightmare (2005)

In the Dark of the Night (2006)

The Devil’s Labyrinth (2007)

Faces of Fear (2008)

House of Reckoning (2009)