The story of J. Robert Oppenheimer’s role in the development of the atomic bomb during World War II.
The world forever changes.
Director: Christopher Nolan
Screenplay: Christopher Nolan

Cillian Murphy
J. Robert Oppenheimer

Emily Blunt
Katherine 'Kitty' Oppenheimer.

Matt Damon
Gen. Leslie Groves Jr.

Robert Downey Jr.
Lewis Strauss

Florence Pugh
Jean Tatlock

Benny Safdie
Edward Teller

Michael Angarano
Robert Serber

Josh Hartnett
Ernest Lawrence

Rami Malek

Kenneth Branagh

Dane DeHaan

Dylan Arnold
Frank Oppenheimer

David Krumholtz
Isidor Isaac Rabi

Alden Ehrenreich
Richard Feynman

Matthew Modine
Vannevar Bush

Gary Oldman
Harry S. Truman

Alex Wolff

Casey Affleck

Jack Quaid

Emma Dumont
Jackie Oppenheimer

Matthias Schweighöfer
Werner Heisenberg

David Dastmalchian

Olli Haaskivi

Christopher Denham
Klaus Fuchs

Scott Grimes
Counsel

James D'Arcy

Louise Lombard

Jason Clarke

Danny Deferrari
Enrico Fermi

Guy Burnet
George Eltenton

Tom Conti
Albert Einstein

Josh Peck
Kenneth Bainbridge

Gregory Jbara

Tony Goldwyn

Gustaf Skarsgård
Hans Bethe

Tom Jenkins
Richard Tolman

Trond Fausa Aurvåg

Devon Bostick
Seth Neddermeyer

Harrison Gilbertson

David Rysdahl

Josh Zuckerman

Olivia Thirlby

Jeff Hephner
Congressman

Bryce Johnson
Army Air Force Officer

Meg Schimelpfenig
Senator's Assistant

Petrie Willink
Dutch Student

James Remar
Henry Stimson