The BBC's culture editor Katie Razzall talks to Christopher Nolan, one of the world's most renowned film directors and the man behind films such as Memento, Inception and Dunkirk, on the eve of the release of his new film Oppenheimer.

They discuss the Hollywood strikes; AI and film; and why British-born Nolan was drawn to the story of J Robert Oppenheimer, the enigmatic Manhattan Project scientist who had a leading role in developing the atomic bomb. Show less