The action takes place during Midsummer Day
Act 1: Morning
Charles Reid writes on page 5

THE FIRST PERFORMANCE OF 'THE MIDSUMMER MARRIAGE'
AN OPERA IN THREE ACTS WITH WORDS AND MUSIC by Michael Tippett
THE ANCIENTS, priest and priestess of the temple Michael Langdon: Edith Coates MARK, a young man of unknown parentage Richard Lewis
JENIFER, his betrothed, a young girl Joan Sutherland
KING FISHER, Jenifer's father, a business man: Otakar Kraus
BELLA, King Fisher's secretary Adele Leigh
JACK, Bella's boy-friend, a mechanic John Lanigan
A HALF-TIPSY MAN Gordon Farrall
A DANCING MAN: Andrew Daniels
SOSOSTRIS Oralia Dominguez
Non-singing parts:
Strephon, a dancer......Pirmin Trecu
A girl dancer Julia Farron
Chorus of Mark's and Jenifer's friends
Dancers attendant on the Ancients
Covent Garden Opera Chorus (Chorus-Master, Douglas Robinson)
Covent Garden Orchestra (Leader, Charles Taylor)
CONDUCTED BY JOHN PRITCHARD
Producer, Christopher West
FROM THE ROYAL OPERA HOUSE, COVENT GARDEN (by arrangement with the Royal Opera House Covent Garden, Ltd.)