The most senior alleged informer in the Belfast IRA was Freddie Scappaticci, who was the head of the IRA's Internal Security Unit from 1980 to 1990.
Der höchstrangige mutmaßliche Informant in der Belfaster IRA ist Freddie Scappaticci, dieser war zweiter Kommandant der IRA Internal Security Unit von 1980 bis 1990.