Murder at the Post Office
When postmistress Diana Garbutt was found murdered in her Yorkshire post office in 2010, suspicion quickly turned to her husband, Robin. Convicted in 2011, he has always maintained his innocence. Now, with the Horizon system - the tech at the heart of the Post Office Scandal - under fire, could his case be reopened?
Cast
Seasons & Episodes
E1The Hunt for a Killer
Dec 29, 2025
In 2010, the North Yorkshire village of Melsonby was left in shock when postmistress Diana Garbutt was found murdered in the post office she ran with her husband Robin.
E2The Last Eyewitness
Dec 29, 2025
At trial, the prosecution says Robin was stealing from the Post Office. Evidence from the Horizon system is a key part of the case against him.
E3Another Side to the Story
Dec 29, 2025
Robin is sentenced to 20 years, but key evidence is missing. His DNA isn't on the murder weapon and data from the Horizon system can't be trusted.
Videos
Storyline
When postmistress Diana Garbutt was found murdered in her Yorkshire post office in 2010, suspicion quickly turned to her husband, Robin. Convicted in 2011, he has always maintained his innocence. Now, with the Horizon system - the tech at the heart of the Post Office Scandal - under fire, could his case be reopened?
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