Outrider (writing as Richard Harding)
1. The Outrider (1984)
2. Fire and Ice (1984)
3. Blood Highway (1984)
4. Bay City Burnout (1984)
5. Built to Kill (1985)

Beethoven
1. Beethoven (1992)
2. Beethoven's Second (1993)

State of Grace (1980) (writing as Richard Harding)
Uneasy Lies the Head (1982) (writing as Richard Harding)
Jag: Clean Steel (1984)
Footloose (1984) (writing as Richard Harding)
Broken Eagle (1985)
Midnight City (1987)
Beverly Hills Cop II (1987)
Red Heat (1988)
Tucker: The Man And His Dream (1988)
Rooftops (1989)
Bill and Ted's Bogus Journey (1991)
Basic Instinct (1992) (with Richard Osborne)
The Bodyguard (1992)
Forever Young (1992)
Black Market (1992)
Universal Soldier (1992)
The Hand That Rocks the Cradle (1992)
The Last Action Hero (1993)
Hard Target (1993)
Drop Zone (1994)
Outbreak (1995)
Assassins (1995)
Beethoven's Puppies (1996)
Mulholland Falls (1996)
Eraser (1996)
Chain Reaction (1996)
Family Vacation (Beethoven's Puppies) (1996)
Blood and Wine (1997)
Warriors of Virtue (1997)
Desperate Measures (1998) (with David Klass)
My Dinner With Andrew (1998) (with John Masius and Martha Williamson)
Jag: The Novel (1998)
Tough Love (1999)
The Astronaut's Wife (1999)