Spooks - Season 8 - Eps 4: Nemesis
Lucas's past comes back to haunt him when his former torturer Darshavin turns up with intelligence about a bomb in London. Harry fears Darshavin still has a psychological hold over Lucas, but Darshavin won't deal with anyone else. With innocent lives at risk Lucas must confront his demons for the sake of the nation, but can he overcome his nemesis in order to save the day or is the pressure too much to bear?
About Spooks

Title: Spooks
First Air Date: 2002-05-13
Last Air Date: 2011-10-23
Status: Ended
Rating: 7.6/10 (from 126 votes)
Language: EN
Seasons: 10
Total Episodes: 86
Network: BBC One
Genres: Drama, Action & Adventure, Crime
Production Companies: BBC, Kudos
Synopsis
Tense drama series about the different challenges faced by the British Security Service as they work against the clock to safeguard the nation. The title is a popular colloquialism for spies, and the series follows the work of a group of MI5 officers based at the service's Thames House headquarters, in a highly secure suite of offices known as The Grid.
Cast

Peter Firth
Harry Pearce

Nicola Walker
Ruth Evershed

Max Brown
Dimitri Levendis

Lara Pulver
Erin Watts

William Hope
Jim Coaver

Alex Lanipekun
Ben Kaplan

Geoffrey Streatfeild
Calum Reed

Tom Weston-Jones
Sasha Gavrik

Alice Krige
Elena Gavrik

Jonathan Hyde
Ilya Gavrik