The Heroes of Telemark
1965Why it's similar — Anthony Mann's 1965 picture dramatises the Norwegian sabotage raid on the Vemork heavy-water plant — the operation that, in real history, slowed the parallel Nazi nuclear programme Oppenheimer's team was racing against. Watch it for the other half of the wartime physics story Nolan only glances at, told from the perspective of the saboteurs rather than the architects.