Oppenheimer starring Cillian Murphy – check it out above.Directed by Christopher Nolan, the historical biopic stars Murphy as theoretical physicist J. Robert Oppenheimer, who is considered the “father of the atomic bomb” for his role in the Manhattan Project.This latest trailer showcases the ensemble cast, including Emily Blunt as wife Katherine ‘Kitty’ Oppenheimer, Matt Damon as General Leslie Groves Jr., director of the Manhattan Project, Florence Pugh as Jean Tatlock and Robert Downey Jr.