
6.3
In 2020, pathologist Caroline Muirhead's fiancé, Scottish farmer Alexander 'Sandy' McKellar, confessed to her that he and his twin brother Robert had killed cyclist Tony Parsons in a 2017 hit-and-run on the A82 near Bridge of Orchy and buried the body on the Auch Estate.
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1Episode 1Part 1
50 min
In 2020, a Glasgow pathologist meets a Highland gamekeeper who seems perfect on paper. They're soon engaged — then a confession changes everything.
2Episode 2Part 2
44 min
As Caroline's actions give police a new lead in a cold case, she enters a terrifying double life with the McKellars — and hopes Sandy still trusts her.
3Episode 3Part 3
56 min
Torn between doing the right thing and protecting the man she can't walk away from, Caroline spirals as she desperately tries to avoid the witness stand.
Caroline Muirhead
Self
Sandy McKellar
Self (archive footage)
Stephen Muirhead
Self – Caroline's Father
Margaret Muirhead
Self – Caroline's Mother
Ninon Noiret
Caroline Muirhead
James Crouch
Sandy McKellar
Robert McKellar
Self (archive footage)
Tony Parsons
Self (archive footage)
6.4