It is not clear who Downey Jr. and Damon will be playing in the film, but what is clear is that Nolan is assembling a star-studded cast, one that includes Cillian Murphy as J. Robert Oppenheimer and Emily Blunt as his wife Katherine. https://t.co/uY6HH4BhuP pic.twitter.com/ZVpHuthu8F

— Variety (@Variety) November 2, 2021