Writing

2008

… Writer

2004

… Screenplay

2003

… Story

2000

… Screenplay

1998

… Writer

1995

… Screenplay

1994		Street Fighter … Screenplay
1994		The Flintstones … Screenplay
1994		Beverly Hills Cop III … Screenplay

1991		Ricochet … Screenplay
1991		Hudson Hawk … Screenplay

1990		Die Hard 2 … Screenplay
1990		Another 48 Hrs. … Characters
1990		K-9000 … Writer

1989

(1 episode) … Screenplay

1988		Die Hard … Screenplay
1988		Bad Dreams … Screenplay
1988		Supercarrier (1 episode) … Writer

1987		The Running Man … Screenplay
1987		The Spirit … Writer

1985

… Story … Screenplay

1984

(1 episode) … Writer

1983

… Writer

1982		48 Hrs. … Writer
1982		Knight Rider (2 episodes) … Writer
1982		The Renegades … Writer

1977		Rosetti and Ryan (1 episode) … Writer
1977		Lucan (1 episode) … Writer
1977		The Hardy Boys / Nancy Drew Mysteries (2 episodes) … Writer

1976		Gemini Man (1 episode) … Writer
1976		The Bionic Woman (2 episodes) … Writer

1974

(3 episodes) … Writer

1973

… Writer