Bharat Nalluri directs this British spy thriller, spin-off of the BBC television series starring Peter Firth. During a seemingly routine handover, terrorist suspect Adem Qasim (Elyes Gabel) escapes from MI5 custody and goes on the run. As disgraced former head of MI5 Harry Pearce (Firth) is also missing, it is left to his protégé Will Holloway (Kit Harington) to find Harry and stop the alleged impending terrorist attack on the capital city. The cast also includes Jennifer Ehle, Lara Pulver and David Harewood.