Season 10

In the tenth and final series, secrets tumble out when former foes of Harry Pearce during the Cold War fly into London to negotiate a partnership between Russia and the UK.

Season episodes list 10

S10E01

S10E01 : Episode 1 7.85/10 (aired on 09/18/2011)

The team has been left shocked by Lucas's betrayal, and with Harry Pearce on gardening leave,…
S10E02

S10E02 : Episode 2 7.98/10 (aired on 09/25/2011)

Calum is attacked by a gang of street muggers during a routine intelligence-sharing exercise with…
S10E03

S10E03 : Episode 3 7.7/10 (aired on 10/02/2011)

MI5 receives a red flash: radioactive material has been detected at an airport. They have…
S10E04

S10E04 : Episode 4 7.76/10 (aired on 10/09/2011)

Two former inmates are released from jail. One is an undercover MI5 asset and the other is an…
S10E05

S10E05 : Episode 5 8.38/10 (aired on 10/16/2011)

There is new evidence of CIA agent Jim Coaver's involvement in some recent attacks on MI5. Harry…
S10E06

S10E06 : Episode 6 8.47/10 (aired on 10/23/2011)

Harry finds himself facing deportation to America following the death of CIA agent Jim Coaver.…