Overview
- Harry Whittaker was found guilty of three counts of making an explosive substance and one count of possessing an explosive substance under the Explosive Substances Act 1883.
- He was remanded in custody with sentencing set for January 9, 2026.
- Police searching the garden sheds found explosive mixtures, poisonous materials, a manual on making devices, radioactive material and white phosphorus that required controlled military disposal.
- The investigation began after paramedics treated Whittaker on April 18, 2024, leading to a police search of the Caddington property on May 6, 2024.
- He had previously pleaded guilty to four Poisons Act offences and possessing ammunition without a firearm certificate, and police recovered racist WhatsApp messages referencing a Luton mosque as the CPS worked with Bedfordshire Police and the Met’s counter-terrorism command.