Possible Clues:

• 2023 Christopher Nolan film
• 2023 film based on the 2005 book American Prometheus
• Movie with lots of reaction shots?
• Pioneer, he worked with originators of military project
• J Robert ____ was the first director of the Los Alamos Laboratory where atomic bombs were developed
• Hemp pioneer, mad scientist with an explosive legacy
• I'm plugging work by writer here that's reassessed US scientist
• Atom scientist's work with writer -- I'm here for editing
• Nuclear physicist - man I married, with leading batsman around doubling the pressure