Oppenheimer centers on the life of the "father of the atomic bomb." Based on the Pulitzer Prize-winning book American Prometheus by Kai Bird and Martin J. Sherwin, the film stars Cillian Murphy as the man who led the effort, in the midst of a world war, to unleash the power of the atom. Christopher Nolan has fashioned a story of discovery bathed in the light of a thousand suns – but one t…