The series follows John Porter, a former British Special Forces soldier, who is drafted back into service by Section 20, a fictional branch of the Secret Intelligence Service.
Not streaming on a subscription service in the US right now.
Starring Sullivan Stapleton, Philip Winchester, Michelle Lukes, Warren Brown, Daniel MacPherson, Alin Sumarwata, Jamie Bamber, Rhashan Stone, Rhona Mitra, Liam Garrigan