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.
Orignal Language
en
Seasons
10
Genre
Drama, Action & Adventure, Crime
Status
Ended
Release Data
2002-05-13
Production Companies
BBC, Kudos
Streaming Network
BBC One