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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.
First Aired
May 13, 2002
Last Aired
Oct 23, 2011
Seasons
10
Episodes
86
Network
BBC One
Studio
BBC, Kudos
Cast
Full credits →P
Peter Firth
Harry Pearce
M
Miranda Raison
Jo Portman
N
Nicola Walker
Ruth Evershed
H
Hugh Simon
Malcolm Wynn-Jones
R
Rupert Penry-Jones
Adam Carter
R
Richard Armitage
Lucas North
K
Keeley Hawes
Zoe Reynolds
H
Hermione Norris
Ros Myers
D
David Oyelowo
Danny Hunter
M
Max Brown
Dimitri Levendis
L
Lara Pulver
Erin Watts
W
William Hope
Jim Coaver
A
Anna Chancellor
Juliet Shaw
S
Sophia Myles
Beth Bailey
S
Shauna Macdonald
Sam Buxton
G
Gemma Jones
Connie James
Matthew Macfadyen
Tom Quinn
A
Alex Lanipekun
Ben Kaplan
G
Geoffrey Streatfeild
Calum Reed
R
Rory MacGregor
Colin Wells
