| 1966 | The Whale — dramatic cantata · chór | Potwierdzone | 32' |
| 1969 | Celtic Requiem — for soprano, chorus & orchestra · chór | Potwierdzone | 20' |
| 1972 | Ultimos Ritos — for soli, chorus & orchestra · chór | Potwierdzone | 55' |
| 1976 | Thérèse — opera in one act · opera · chór | Potwierdzone | 90' |
| 1980 | Akhmatova: Rekviem — for soprano, bass & orchestra | Potwierdzone | 50' |
| 1989 | The Protecting Veil — for cello & string orchestra | Potwierdzone | 45' |
| 1992 | Mary of Egypt — “moving icon” / opera · opera · chór | Potwierdzone | 120' |
| 1992 | We Shall See Him As He Is — for soli, chorus & orchestra · chór | Potwierdzone | 80' |
| 1993 | The Apocalypse — for soli, chorus & orchestra · chór | Potwierdzone | 90' |
| 1997 | Eternity’s Sunrise — for soprano & orchestra | Potwierdzone | 18' |
| 1999 | Fall and Resurrection — for chorus & orchestra · chór | Potwierdzone | 60' |
| 1999 | Total Eclipse — for soli, chorus & orchestra · chór | Potwierdzone | 55' |
| 2002 | Lament for Jerusalem — a mystical love song · chór | Potwierdzone | 50' |
| 2006 | Popule Meus — for orchestra | Potwierdzone | 10' |
| 2007 | The Beautiful Names — for chorus & orchestra · chór | Potwierdzone | 50' |