Overview
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
Episode Guide
Production Crew
Genres
DramaAction & AdventureCrime
First air date
2002-05-13
Seasons
10
Episodes
86
Status
Ended