- Monodrama
- First performance at London: Elizabeth Hall on 30 May 1967
- Punch and Judy
- First performance at Aldeburgh on 6 August 1968
- Down by the Greenwood Side
- First performance at Brighton on 5 August 1969
- The Mask of Orpheus
- First performance at London on 21 May 1986
- Yan Yan Tethera
- First performance at Queen Elizabeth Hall, London on 7 August 1986
- Gawain
- First performance in 1991
- The Second Mrs Kong
- First performance at Glyndebourne Touring Opera on 24 October 1994
- The Last Supper
- First performance at Berlin State Opera on 18 April 2000
- The Io Passion
- First performance at Snape Maltings, Aldeburgh Festival on 11 June 2004
- The Minotaur
- First performance at Royal Opera House on 15 April 2008
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