Rami Malek, Florence Pugh join Christopher Nolan's 'Oppenheimer' cast

Rami Malek and Florence Pugh are all set to share screen space with Robert Downey Jr and Matt Damon in Christopher Nolan's 'Oppenheimer'. The film is based on the life of American physicist J Robert Oppenheimer and his role in the development of the atomic bomb. It'll also feature Cillian Murphy, who'll play the titular role in the biography drama.