Mary Kane is an American religious extremist/ terrorist who came to the United Kingdom to start a terrorist campaign. She appears in the first episode of Spooks "Thou Shalt Not Kill" and therefore the first team we see Section D deal with. She and her network are pro lifers who are against abortions comparing them to school shootings. Kane and her network have smuggled a number of bombs into the country and plan to target UK doctors who perform abortion, planting and detonating in their homes and cars.