《军情五处第四季》是知名导演执导的10集欧美剧电视连续剧，米兰达·莱森,彼得·弗斯等明星强势加盟参演Season four of espionage drama "MI-5" finds the team reeling from the loss of Danny (David Oyelowo), but thrown back into action when a bomb detonates near his funeral. Zafar Younis (Raza Jaffrey) and Juliet Shaw (Anna Chancellor) are introduced to the show, in a story involving a potentially devastating terrorist attack in the capital. Later in the season Lyndsay Duncan guest stars as a former MI-5 officer with a deadly grudge, one which threatens the lives of everyone back at The Grid.