Blunt stars as Oppenheimer's wife Kitty; Damon portrays Lt. Gen. Leslie Groves, who oversaw the construction of the Pentagon and directed the Manhattan Project; Downey Jr. plays Lewis Strauss ...

Gosling reminded Blunt about her Oppenheimer character and asked her if she ever missed Kitty. Blunt would get the itch to sing goodbye to Kitty and joined Gosling in song. Watch the monologue in ...