Writing

1990

… Screenplay

1988

(1 episode) … Writer

1982		The Verdict … Writer
1982		Deathtrap … Screenplay

1981

… Screenplay

1980

… Screenplay … Novel

1978

(7 episodes) … Writer

1976

(1 episode) … Writer

1975

… Screenplay

1973		The Borrowers … Writer
1973		40 Carats … Writer

1972		Travels with My Aunt … Screenplay
1972		Cabaret … Screenplay

1969

… Screenplay … Theatre Play

1964

… Screenplay

1963

… Theatre Play