Series synopsis
Murder at the Post Office is a British documentary crime television series that premiered on Sky Documentaries on December 29, 2025. It ended on December 29, 2025. It stars Diana Garbutt and Robin Garbutt.
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?
Premise
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 and characters
Leading cast
- Diana Garbutt as Self (archive footage)
- Robin Garbutt as Self (archive footage)
Episodes
This series spans 1 season with 3 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 3 | December 29, 2025 | December 29, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
The Hunt for a Killer 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. |
December 29, 2025 |
| 2 |
The Last Eyewitness 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. |
December 29, 2025 |
| 3 |
Another Side to the Story 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. |
December 29, 2025 |
Production
Release
| Original network/platform | Sky Documentaries |
|---|---|
| First aired | December 29, 2025 |
| Last aired | December 29, 2025 |
| Status | ended |