What happened
The incident occurred during a night cross-country flight originating from RAF Harwell. While en route, the twin-engine aircraft lost control and impacted hilly terrain in Simonsbath. The crash site was situated within Exmoor National Park. Due to the remote location and conditions, the wreckage was not discovered until forty hours after the accident. All five members of the crew were killed in the event.
Findings
The source material does not provide specific technical findings or a formal investigation report regarding the mechanical or environmental causes of the crash. The available records confirm the flight phase as en route and note the difficult terrain where the aircraft came to rest.