Roger Allam

The Starks of Winterfell host the visit of the royal family. Across the sea, the exiled Targaryen prince plots an alliance to regain at last the Iron Throne.

Ned Stark angers the King by refusing to endorse a dishonourable act.

As the election looms and the Opposition eye the prize, the word around the Westminster Village is that Malcolm Tucker is running out of both options and friends. He may have bitten off more than he can chew with Steve Fleming, but when an offer of help appears from an unlikely direction, Malcolm starts to set his finest trap yet.

Drama about the British Security Service returns. A terror attack on a gas and oil depot has led to energy rationing and people dying of cold. Amid rumours of further terror threats, the team discovers that intelligence about the attack was ignored by MI6. It soon becomes clear that, far from being a foreign threat, a team of insiders are attempting to take control of the government through a number of terror attacks.

With their attempt on the Home Secretary's life foiled, the coup plotters try to up the stakes in their battle with MI5. A car bomb planted by the conspirators leaves Juliet paralysed, while Harry is captured and held at a detention centre to await execution. Will the team be able to stop the Prime Minister from announcing the introduction of a dictatorship?