Original Title: Spooks: The Greater Good
During a handover to the head of counter-terrorism of MI5, Harry Pearce, a terrorist escapes custody. When Harry disappears soon after, his protégé is tasked with finding out what happened as an impending attack on London looms, and eventually uncovers a deadly conspiracy.
MI5 - watch online: streaming, buy or rent
You can buy "MI5" on Chili as download or rent it on Chili online.