Overview

• Reviewers praise episode 4, “Missiles,” for precision plotting and jolting turns that elevate the season’s momentum.
• The new run anchors its tension in a heated London mayoral contest as coordinated threats and sabotage intensify across the city.
• Gary Oldman’s work in episode 3 draws special acclaim, with critics citing the performance as a highlight of the year.
• MI5 leadership is depicted taking assertive steps to counter pressure and exposure, reframing internal power dynamics.
• Coverage points to a lighter comic edge this season under outgoing showrunner Will Smith without sacrificing suspense.