“It's a fine line between safety and terror. Meet the rulers.”
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.
Creator
Status
Ended
Type
Scripted
Seasons
10
Episodes
86
6 episodes
10 episodes
10 episodes
10 episodes
10 episodes
10 episodes
8 episodes
8 episodes
8 episodes
6 episodes
Jo Portman
An MI6 deputy's bright future takes a sharp turn after a reunion with a Russian spy forces him to question his entire life.
