The play is set in the fictional mill town of Hindle in Lancashire in England, and concerns two young persons, Fanny Hawthorn and Alan Jeffcote, who are discovered to have been having what would now be called a "dirty weekend" during their holiday, during the town's wakes week.
Wikipedia

The cast
Mrs. Hawthorn - Jo Leeman
Christopher Hawthorne - Phil Chandler
Fanny Hawthorne - Emma Nixon
Mrs. Jeffcote - Fiona Marroni
Nathaniel Jeffcote - David Leeman
Alan Jeffcote - Paul Sellwood
Sir Anthony Farrar - Tony Parsons
Beatrice Farrar - Laura Shepherd
Ada - Dyane Sylvester
Stanley Houghton –Malcolm Heyes
