Season nine of long-running British spy thriller "MI-5" opens with Ros' (Hermione Norris) funeral, where Harry (Peter Firth) learns of a shocking betrayal at the highest level. Also this season, the agents go after Somali terrorist Hussein Abib (Peter Bankole), a scandalous secret from Lucas' (Richard Armitage) past is unveiled, and a growing bond develops between Ruth and Harr...

The tenth and final season of long-running British espionage thriller "MI-5" sees Harry return to his post as head of Section D, wherein his Russian opposite Ilya Gavrik (Jonathan Hyde) proposes a strategic partnership between their countries. New "spooks" Erin Watts (Lara Pulver) and Calum Reed (Geoffrey Streatfield) join the fight to prevent all enemies of the alliance from s...