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The Widow's Wail, an almighty, annual storm, brings the islanders to the village hall for fun and refuge. Trapped inside, Grace is on edge - could Cai's murderer be amongst them?
Anjli Mohindra
Grace Narayan
Jill Halfpenny
DCI Ann Fletcher
Mark Lewis Jones
Gruffudd Prosser
Lu Corfield
Lowri Bain
Sam Swainsbury
Father Douglas Carrisford
Marc Warren
Dr Ian Prideaux