I DIDN'T know what to expect walking into Swallow the Lake at the Mercury Theatre Studios. But what unfolded was one of the most quietly devastating evenings of theatre I’ve experienced in some time.

Gavin And Stacey star Joanna Page told her husband and mother straight away about the show’s Christmas finale despite being sworn to secrecy. The mother-of-four, who played Stacey Shipman in the hit ...