Spooks - Season 10 - Eps 1: Garden Leave
The team has been left shocked by Lucas's betrayal, and with Harry Pearce on gardening leave, Section D has a new leader called Erin Watts. She has brought Calum Reed with her into the team. Harry Pearce manages to win his MI5 employment tribunal and is soon back on the Grid in the thick of the action. Secrets end up being discovered after Max Witt, a retired spy and Harry's colleague in Berlin during the Cold War, is discovered to have been murdered.
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