Le Pupille Veut Etre Tuteur (Théâtre de L’Atelier and Brabants Kollectif, 1982), directed by Philippe van Kessel

Mozart At Palm Springs (Almeida Festival, 1984), opera, my libretto, designed by Jock Scott, directed by Tim Albery

The Mathematics of a Kiss, (Channel 4, 1989), short opera for TV, with John Lunn, libretto by Antony Minghella, directed by Emma Burge

The Empress (Channel 4, 1992), opera for TV, libretto by David Gale, designed by Bruce MacLean, directed by Jane Thorburn

Lives of the Great Poisoners (Second Stride, 1993), music theatre, libretto by Caryl Churchill, directed by James MacDonald and Ian Spink

Badenheim (Second Stride, 1995), music theatre, libretto Sian Evans, directed by Ian Spink

Hotel (Second Stride, 1996), opera, libretto by Caryl Churchill, directed by Ian Spink

Pierrot, a Biography (The Knack, 1999), a cappella music theatre, directed by Mary King and Rufus Norris

Tall Stories (The Shout, 2002), music theatre, with Richard Chew,

designed by Katrina Lindsay, directed by Rufus Norris

Fortune Cookies (the gogmagogs, 2002), music theatre, text by Caryl Churchill, directed by Lucy Bailey

For The Public Good (ENO, 2003), music theatre, directed by Mary King and Stephen Langridge

Lip (The Shout, 2004), music theatre, directed by Emma Bernard

Ancestor in the Chalk (Glyndebourne Youth Opera, 2005), music theatre, libretto by John Agard, directed by Clare Whistler

The Most Beautiful Man From The Sea (Welsh National Opera, 2005), opera, with Richard Chew, libretto by Gwyneth Lewis

Critical Mass (Streetwise Opera, 2005), music theatre, directed by Emma Bernard

Flam (2005-9), music theatre, for Melanie Pappenheim and Rebecca Askew, directed by Emma Bernard

The Finnish Prisoner (Paddock Productions and Finnish National Opera, 2006), opera, libretto by Stephen Plaice, directed by Susannah Waters

One Two (Dartington Summer Festival, 2007), music theatre, for six pairs of identical twins, directed by Emma Bernard

Swarm (Barbican, 2007), music theatre, for marauding chorus, directed by Emma Bernard

Fingerprint (The Shout, 2007), music theatre, directed by Emma Bernard

The Mariners (Rosetta Life, 2007), music theatre, directed by Chris Rawlence and Lucinda Jarrett

On The Rim of the World (seven British opera houses, 2008), children’s opera, libretto by Jehane Markham, directed by Karen Gillingham

Hey Come On Out (Streetwise Opera, 2008), short film opera, my libretto, directed by Emma Bernard and Iain Finlay

A Ring A Lamp A Thing (ROH2, 2010), opera, libretto by Caryl Churchill, directed by James MacDonald

On Off  (Glyndebourne Youth Opera, 2011), short opera, my libretto, directed by Karen Gillingham

Jilted (2012), music theatre, with Mike Henry, Jeremy Peyton-Jones and Jocelyn Pook, for Melanie Pappenheim and Rebecca Askew, directed by Emma Bernard

Hulda’s Kokebok (Concentus, 2013), music theatre, for female choir

Imago (Glyndebourne, 2013), opera, libretto by Stephen Plaice, directed by Susannah Waters

Road Rage (Garsington, 2013), opera, libretto by Richard Stilgoe, directed by Karen Gillingham

My Mother My Daughter (Tete-a-Tete Festival, 2015), short opera, my libretto, directed by Bill Bankes-Jones

BREATHe (Oxford Contemporary Music and Oxford Hospitals Trust, 2017), music theatre, for Anna Dennis, Melanie Pappenheim and Rebecca Askew, directed by Emma Bernard

Order (Mansions of the Future, 2019)

Bloom Britannia (Barefoot Opera, 2021), opera, libretto by Stephen Plaice, directed by Polly Graham