# Oppenheimer (2023) ![Poster](https://image.tmdb.org/t/p/w500/8Gxv8gSFCU0XGDykEGv7zR1n2ua.jpg) > **The world forever changes.** > The story of J. Robert Oppenheimer's role in the development of the atomic bomb during World War II. **Runtime**: 3h 1m **Genres**: Drama, History ## Cast - [[Cillian Murphy]] as J. Robert Oppenheimer - [[Emily Blunt]] as Kitty Oppenheimer - [[Matt Damon]] as Leslie Groves - [[Robert Downey Jr.]] as Lewis Strauss - [[Florence Pugh]] as Jean Tatlock - [[Josh Hartnett]] as Ernest Lawrence - [[Casey Affleck]] as Boris Pash - [[Rami Malek]] as David Hill - [[Kenneth Branagh]] as Niels Bohr - [[Benny Safdie]] as Edward Teller - [[Jason Clarke]] as Roger Robb - [[Dylan Arnold]] as Frank Oppenheimer - [[Tom Conti]] as Albert Einstein - [[James D'Arcy]] as Patrick Blackett - [[David Dastmalchian]] as William Borden - [[Dane DeHaan]] as Kenneth Nichols - [[Alden Ehrenreich]] as Senate Aide - [[Tony Goldwyn]] as Gordon Gray - [[Jefferson Hall]] as Haakon Chevalier - [[David Krumholtz]] as Isidor Rabi - [[Matthew Modine]] as Vannevar Bush - [[Scott Grimes]] as Counsel - [[Kurt Koehler]] as Thomas Morgan - [[John Gowans]] as Ward Evans - [[Macon Blair]] as Lloyd Garrison - [[Harry Groener]] as Senator McGee - [[Gregory Jbara]] as Chairman Magnuson - [[Ted King]] as Senator Bartlett - [[Tim DeKay]] as Senator Pastore - [[Steven Houska]] as Senator Scott - [[Petrie Willink]] as Dutch Student - [[Matthias Schweighöfer]] as Werner Heisenberg - [[Alex Wolff]] as Luis Alvarez - [[Josh Zuckerman]] as Rossi Lomanitz - [[Rory Keane]] as Hartland Snyder - [[Michael Angarano]] as Robert Serber - [[Emma Dumont]] as Jackie Oppenheimer - [[Sadie Stratton]] as Mary Washburn - [[Britt Kyle]] as Barbara Chevalier - [[Guy Burnet]] as George Eltenton - [[Tom Jenkins]] as Richard Tolman - [[Louise Lombard]] as Ruth Tolman - [[Michael Andrew Baker]] as Joe Volpe - [[Jeff Hephner]] as Congressman - [[Olli Haaskivi]] as Edward Condon - [[David Rysdahl]] as Donald Hornig - [[Josh Peck]] as Kenneth Bainbridge - [[Jack Quaid]] as Richard Feynman - [[Brett DelBuono]] as Concerned Scientist - [[Gustaf Skarsgård]] as Hans Bethe - [[James Urbaniak]] as Kurt Gödel - [[Trond Fausa Aurvåg]] as George Kistiakowsky - [[Devon Bostick]] as Seth Neddermeyer - [[Danny Deferrari]] as Enrico Fermi - [[Christopher Denham]] as Klaus Fuchs - [[Jessica Erin Martin]] as Charlotte Serber - [[Ronald Auguste]] as J. Ernest Wilkins - [[Máté Haumann]] as Leo Szilard - [[Olivia Thirlby]] as Lilli Hornig - [[Jack Cutmore-Scott]] as Lyall Johnson - [[Harrison Gilbertson]] as Philip Morrison - [[James Remar]] as Henry Stimson - [[Will Roberts]] as George C. Marshall - [[Pat Skipper]] as James Byrnes - [[Steve Coulter]] as James Conant - [[Jeremy John Wells]] as AAF Officer - [[Sean Avery]] as Weatherman - [[Adam Kroeger]] as Army Captain - [[Drew Kenney]] as Soldier - [[Bryce Johnson]] as AAF Officer 2 - [[Flora Nolan]] as Burn Victim - [[Kerry Westcott]] as Laughing Woman - [[Christina Hogue]] as Kissing Woman - [[Clay Bunker]] as Kissing Man - [[Tyler Beardsley]] as Weeping Man - [[Maria Teresa Zuppetta]] as Consoling Woman - [[Kate French]] as Presidential Aide - [[Gary Oldman]] as Harry Truman - [[Hap Lawrence]] as Lyndon Johnson - [[Meg Schimelpfenig]] as Senator's Assistant (uncredited) --- [TMDB](https://www.themoviedb.org/movie/872585) | [IMDb](https://imdb.com/title/tt15398776)