Dredd

Dredd is a 2012 science fiction action film directed by Pete Travis and written and produced by Alex Garland. It is based on the 2000 AD comic strip Judge Dredd and its eponymous character created by John Wagner and Carlos Ezquerra. Karl Urban stars as Judge Dredd, a law enforcer given the power of judge, jury and executioner in a vast, dystopic metropolis called MegaCity One that lies in a postapocalyptic wasteland. Dredd and his apprentice partner, Judge Anderson Olivia Thirlby, are forced to bring order to a 200storey highrise block of flats and deal with its resident drug lord, MaMa Lena Headey.

The future United States is a dystopic irradiated wasteland known as the Cursed Earth. On the east coast lies MegaCity One, a violent metropolis with 800 million residents and 17,000 crimes reported daily. The only force for order are the Judges, who act as judge, jury and executioner. Judge Dredd is tasked by the Chief Judge with evaluating new recruit Cassandra Anderson, a powerful psychic who failed the aptitude tests to be a Judge.In Peach Trees, a 200storey slum tower block, drug lord Madeline Madrigal, also known as MaMa, executes three rogue drug dealers by having them skinned alive, infused with SloMo an addictive new drug which reduces the users perception of time toof normal and thrown down the atrium from the top floor. Dredd and Anderson are sent in to investigate and learn of a drug den, which they raid. They arrest a thug named Kay, whom Andersons mind probe reveals to be the one who carried out the drug dealers executions. Dredd decides to take him in for questioning. In response, MaMas forces seize the towers security control room and seal the building, using its blast shields under the pretence of a security test, preventing the Judges from leaving or summoning help. ........

Source: Wikipedia