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.
A British intelligence officer Kate Henderson races against ...
Former British soldier Jonathan Pine navigates the shadowy r...
What if you lost your memory? What if a spy didn't know they...
