British Army

British Army sergeant Emile Cilliers was convicted of attempting to murder his wife Victoria by sabotaging her parachute during a skydive in April 2015.

Freddie Scappaticci, codenamed Stakeknife, spent decades as a senior member of the IRA's Internal Security Unit while secretly working for British military intelligence. When his identity was exposed in 2003, it sparked one of the most controversial intelligence operations of the Troubles.