Spooks Series 9Episodes Available now

Episode 8

8/8The team face their toughest ever challenge: tracking down Section Chief Lucas North.

7/8Lucas is plunged further into the depths of his past.

6/8Relations between the CIA and MI5 are stretched after a drone is hacked in Afghanistan.

5/8Beth and Dimitri go undercover when the US president arrives to chair secret peace talks.

4/8The team try to learn the reason for a visit from a trio of highly skilled Chinese agents

3/8Section D hunt for a rogue nationalist from the ex-Soviet state of Azakstan.

2/8The pressure is on for Beth when she goes undercover for MI5 for the first time.

1/8The team track a boat carrying a lethal load, fearing it is headed for Plymouth.