With the stranger and the girl missing, Jackie has to tell the islanders what has happened and enlist their help conducting a search.The Harrowing is written by Mark Healy and stars Joanne Froggatt as Sergeant Jackie O'Hara. Episode 4 also features:Reporter 1 - Tom CrowleyReporter 2 - Blair KincaidFather McKenna - Alec NewmanReporter 3 - Hilary MacleanIan Sullivan - Lewis HowdenInspector Carey - Rosalind EleazarAlan Forbes - Stuart MartinMr Pryor - Adam JamesKai - Stewart ScudamoreTwig - Sorcha GroundsellEwan MacFarlane - Jamie MichieOther roles were played by the castSound design is by Rich Evans and photography by Helen Murray. The executive producers are Robert Delamere and Sarah Doole and the series is produced by Ben Walker for Storyglass.
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