Doomsday (2008)

In a future where a deadly virus has ravaged Britain, leading to its quarantine, a fearless officer is sent into the isolated zone to find a cure. Inside, she encounters not only the ravages of the disease but also a society that has descended into medieval and anarchic states. Her mission becomes a battle for survival against both the virus and the lawless inhabitants. This film is a thrilling blend of action and dystopian adventure, recommended for its intense, fast-paced narrative.