Christopher Nolan's highly anticipated biographical thriller "Oppenheimer" has drawn attention for its dynamos before and behind the big screen. Cillian Murphy portrays the story's titular character, J. Robert Oppenheimer, the physicist who led the effort to develop the world's first nuclear weapon during WWII. The work on the Manhattan Project resulted in the U.S. dropping two atomic bombs on Japan, and worldwide nuclear proliferation. In addition to Murphy, the film features Emily Blunt, Robert Downey Jr., Florence Pugh and more playing physicists and figures in Oppenheimer's life. Below find the faces of the actors and the historical figures they portray...