Known For
Filmography
1997
1995
1993
1991
1991
1991
1990
1988
1987
1985
1984
1984
1983
1982
1978
1977
1974
1968

Trucks
Movie · Screenplay

Deadly Family Secrets
Movie · Teleplay

The Cover Girl Murders
Movie · Story

Child of Darkness, Child of Light
Movie · Teleplay

What Ever Happened to Baby Jane?
Movie · Teleplay

Omen IV: The Awakening
Movie · Story, Screenplay

Dangerous Passion
Movie · Writer

Poltergeist III
Movie · Screenplay

Wanted: Dead or Alive
Movie · Writer

The New Kids
Movie · Story

V: The Final Battle
TV · Writer · 3 eps

V
TV · Writer · 2 eps

Of Unknown Origin
Movie · Screenplay

Visiting Hours
Movie · Screenplay

Night Cries
Movie · Teleplay

The Spell
Movie · Writer

The Mark of Zorro
Movie · Writer

Adam-12
TV · Writer · 1 ep