Should I Marry a Murderer?
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.

Season 1 · Episode 2 ·
Part 2
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.
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Episode 2 of season 1 of Should I Marry a Murderer?: “Part 2”. Aired 2026-04-29. Watch it online free on ZapFlix.