For more than four years Martin Mc Gartland lived the astonishing double life of a secret agent. To the IRA he was a trusted Intelligence Office & an integral member of an active service unit. To the British Government however he was known only as ' Agent Carol'. Martin Mc Gartland is credited by British Intelligence with saving the lives of at least fifty people. Every time he tipped off the authorities he risjed detection & yet heroically & fearlessly he continued to pass on life-saving information. Finally his cover was blown. Martin was taken from Sinn Fein headquarters in Belfast to an IRA safehouse for questioning & almost certain execution. Though guarded by armed men in a desperate bid for freedom he dived from a third floor window... This breathtaking story is now a major film starring Sir Ben Kingsley & Jim Sturgess.