Split Loyalties

Harry vows revenge by taking down the head of Russia's intelligence service in Britain with the help of Lucas North. Lucas's loyalties, however, are secretly no longer with MI5 and he exploits Harry's trust to help a Russian submarine destroy Britain's communications system, causing financial and social chaos.

Aired: Oct 27, 2008 Genre: Drama Action & Adventure CrimeCasts: Peter Firth Miranda Raison Hugh Simon Richard Armitage Hermione Norris Gemma JonesCreated By: David WolstencroftProducers: Ben Richards Colm McCarthy Neil CrossDuration: 1h Rating: 9.5 Country: United Kingdom Production: BBC, Kudos

Seasons

Series 1 Series 2 Series 3 Series 4 Series 5 Series 6 Series 7 Series 8 Series 9 Series 10

Episodes

01: New Allegiances 02: Split Loyalties 03: The Tip-Off 04: A Chance for Peace 05: On the Brink 06: Accidental Discovery 07: The Mole 08: Nuclear Strike