1990
Lord of the Flies • Screenplay
1988
Hothouse • Writer (3 episodes)
1982
Deathtrap • Screenplay
1982
American Playhouse • Writer (1 episode)
1981
Prince of the City • Screenplay
1980
Just Tell Me What You Want
1978
The Prime of Miss Jean Brodie
• Adaptation (7 episodes)
• Story Consultant (7 episodes)
1976
Family • Writer (1 episode)
1975
Funny Lady • Screenplay
1973
The Borrowers • Writer
1972
Travels with My Aunt • Screenplay
1969
The Prime of Miss Jean Brodie
1963
Wives and Lovers • Theatre Play