Loading recommendation, please wait...
Picked because it fits your mood and format. This improves as you interact.
Not tailored enough?
Available On
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.
Peter Firth, Nicola Walker, Max Brown, Lara Pulver, William Hope
Explore a full grid of handpicked similar shows.