An extremist mullah may be planning England's first suicide bombing. MI5's mole is discovered and tortured, leaving the team in need of someone who can get deep inside the mosque. A former Algerian spy smuggles himself into the UK and offers to help - but his loyalties are questioned by Tom. As the mole gets closer and closer, he falls out of contact with the team, leading to a dramatic showdown in a schoolyard - with one child wearing a bomb. Written by
Did You Know?
Tom Quinn refers to the method of torture used on Johnny as Strappado. It is actually Bastinado. The Strappado is a form of torture in which a victim is suspended in the air by means of a rope attached to his hands which are tied behind his back. See more
With God's help.
You're too valuable. It's a sad thing to say that the best martyr is a dispensable.