Blitz (2011)

In Blitz, a cop is determined to catch a serial killer who is targeting police officers in London. As the killer continues to strike, the cop finds himself caught in a dangerous game of cat and mouse. With the help of a reporter, he must unravel the clues and stop the killer before more lives are lost. This action-packed thriller explores themes of revenge, murder, and the lengths people will go to protect their loved ones.