The Best Episodes Written By Jez Butterworth

Harry Da Souza is called upon to make a problem disappear after a night out goes awry for the sons of two warring crime families. As boss Richie Stevenson looks to pin blame, patriarch Conrad Harrigan gathers his clan with a plan.

Henry sends Owen to Minsk in a hunt for clues. Martian sets a rat trap.

Martian's approach doesn't go to plan. Sami makes a startling confession.

Martian buys time with a bluff to Langley. Danny crosses the Rubicon.

Henry and Martian run diplomatic interference. Danny walks a tightrope.

Martian scrambles to unravel Cossack's game. Osman plays his hand.

Martian finds a needle in a haystack and confronts Sami about London.

A spooked source threatens to put an operation at risk.

Bosko is briefed on Valhalla. Martian, Henry and Naomi strategize a play.

Bosko shares a grim truth. Martian makes a devil's bargain.

Covert CIA agent Martian is called back to London Station.