Cast of Oppenheimer

Cillian Murphy portrays J. Robert Oppenheimer, a brilliant physicist who played a key role in the development of the atomic bomb.

Emily Blunt takes on the character of Kitty Oppenheimer, the wife of J. Robert Oppenheimer and a prominent figure in their personal and professional lives.

Matt Damon brings to life General Leslie Groves, the military leader overseeing the Manhattan Project and instrumental in its successful execution.

Robert Downey Jr. portrays Lewis Strauss, a key scientific advisor and influential figure in the development of atomic energy.

Florence Pugh embodies Jean Tatlock, a love interest of J. Robert Oppenheimer and a significant influence on his personal and professional journey.

Josh Hartnett portrays Ernest Lawrence, a renowned physicist and inventor who contributed significantly to the development of particle accelerators.

Casey Affleck takes on the character of Boris Pash, a military intelligence officer with a critical role in overseeing security and espionage during the Manhattan Project.

Rami Malek embodies David Hill, a scientist and key member of the team working on the atomic bomb project alongside J. Robert Oppenheimer.