Momentum

Four fully-equipped robbers heist diamonds from the safety deposit box of a bank in Cape Town, South Africa. Two of them have a disagreement and the mask of one woman, Alexis Faraday (Olga Kurylenko), is withdrawn and she kills the other thief. The three thieves flee in a van, and Alexis and her partner Kevin Fuller (Colin Moss) go to a hotel while Doug MacArthur (Karl Thaning) goes home. But soon, Kevin is brutally murdered by a crew of criminals led by the Mr. Washington (James Purefoy) and Alexix, who is a former CIA agent, learns that they have been hired by an American Senator (Morgan Freeman) to retrieve a flash drive that was hidden with the diamonds.