Defending their country, deceiving their friends, MI-5 takes us into the secret world of the clandestine UK security service and the people who make up the elite team. This exciting, fast paced drama, full of split screens and technical wizardry, explores the passion, jeopardy and intrigue of people who have to lie for a living and deceive their loved ones about what they do. DVD Features: Audio Commentary:Commentaries on all episodes! Biographies Deleted Scenes Featurette:Numerous Behind-the-Scenes featurettes on the making of the program Interviews:Exclusive interviews with the cast and crew!