Impossible is often just a starting point on a Christopher Nolan film and “Oppenheimer,”about the father of the atomic bomb, was no exception. In fact, it's often where inspiration was born.
During one especially stressful stretch, filmmakers lost their White House set five days before they had one day to shoot with Gary Oldman, who was flying in to play President Harry S. Truman. The wild scramble to find and construct a new Oval Office is detailed in a making-of documentary included in the newly available home entertainment release.
