J. Robert Oppenheimer
Cillian Murphy
Kitty Oppenheimer
Emily Blunt
Roger Robb
Jason Clarke
Frank Oppenheimer
Dylan Arnold
Albert Einstein
Tom Conti
Patrick Blackett
James D'Arcy
William Borden
David Dastmalchian
Kenneth Nichols
Dane DeHaan
Senate Aide
Alden Ehrenreich
Gordon Gray
Tony Goldwyn
Haakon Chevalier
Jefferson Hall
Isidor Rabi
David Krumholtz
Leslie Groves
Matt Damon
Vannevar Bush
Matthew Modine
Counsel
Scott Grimes
Thomas Morgan
Kurt Koehler
Ward Evans
John Gowans
Lloyd Garrison
Macon Blair
Senator McGee
Harry Groener
Chairman Magnuson
Gregory Jbara
Senator Bartlett
Ted King
Senator Pastore
Tim DeKay
Senator Scott
Steven Houska
Lewis Strauss
Robert Downey Jr.
Dutch Student
Petrie Willink
Werner Heisenberg
Matthias Schweighöfer
Luis Alvarez
Alex Wolff
Rossi Lomanitz
Josh Zuckerman
Hartland Snyder
Rory Keane
Robert Serber
Michael Angarano
Jackie Oppenheimer
Emma Dumont
Mary Washburn
Sadie Stratton
Barbara Chevalier
Britt Kyle
George Eltenton
Guy Burnet
Jean Tatlock
Florence Pugh
Richard Tolman
Tom Jenkins
Ruth Tolman
Louise Lombard
Joe Volpe
Michael Andrew Baker
Congressman
Jeff Hephner
Edward Condon
Olli Haaskivi
Donald Hornig
David Rysdahl
Kenneth Bainbridge
Josh Peck
Richard Feynman
Jack Quaid
Concerned Scientist
Brett DelBuono
Hans Bethe
Gustaf Skarsgård
Ernest Lawrence
Josh Hartnett
Kurt Gödel
James Urbaniak
George Kistiakowsky
Trond Fausa Aurvåg
Seth Neddermeyer
Devon Bostick
Enrico Fermi
Danny Deferrari
Klaus Fuchs
Christopher Denham
Charlotte Serber
Jessica Erin Martin
J. Ernest Wilkins
Ronald Auguste
Leo Szilard
Máté Haumann
Lilli Hornig
Olivia Thirlby
Lyall Johnson
Jack Cutmore-Scott
Boris Pash
Casey Affleck
Philip Morrison
Harrison Gilbertson
Henry Stimson
James Remar
George C. Marshall
Will Roberts
James Byrnes
Pat Skipper
James Conant
Steve Coulter
AAF Officer
Jeremy John Wells
Weatherman
Sean Avery
Army Captain
Adam Kroeger
Soldier
Drew Kenney
AAF Officer 2
Bryce Johnson
David Hill
Rami Malek
Burn Victim
Flora Nolan
Laughing Woman
Kerry Westcott
Kissing Woman
Christina Hogue
Kissing Man
Clay Bunker
Weeping Man
Tyler Beardsley
Consoling Woman
Maria Teresa Zuppetta
Presidential Aide
Kate French
Harry Truman
Gary Oldman
Lyndon Johnson
Hap Lawrence
Senator's Assistant (uncredited)
Meg Schimelpfenig
Niels Bohr
Kenneth Branagh
Edward Teller
Benny Safdie
Set Decoration
Claire Kaufman
Director of Photography
Hoyte van Hoytema
Director
Christopher Nolan
Producer
Writer
Stunt Driver
Dean Bailey
Book
Martin J. Sherwin
Stunts
Steve DeCastro
Emma Thomas
Sound Mixer
Willie D. Burton
Boom Operator
Douglas Shamburger
Executive Producer
James Woods
Additional Second Assistant Director
Richard Molloy
J. David Wargo
Kai Bird
Sound Re-Recording Mixer
Gary Rizzo
Production Design
Ruth De Jong
Stunt Coordinator
George Cottle
Mark Norby
Set Designer
Justin O'Neal Miller
Costume Design
Ellen Mirojnick
Casting
John Papsidera
Adam Willis
Sound Designer
Richard King
Charles Roven
Danny Downey
Original Music Composer
Ludwig Göransson
Set Production Assistant
David Croley Broyles
Editor
Jennifer Lame
Jolene Van Vugt
Duffy Gaver
Sound Effects Editor
Alex Gibson
Location Manager
Dennis Muscari
Set Decoration Buyer
Andrew W. Bofinger
Location Scout
Aaron Hurvitz
Noelle King
Camera Technician
Jaron Whitfill
Grip
M. Shane Cates
Imaging Science
Ernest Nelms
Construction Coordinator
Jonas Kirk
Tammy S. Lee
Easton Michael Smith
Special Effects Supervisor
Scott R. Fisher
Visual Effects Supervisor
Andrew Jackson
Driver
Gary Thomas Williams
Hairstylist
Heidi M. Baca
Patrick Baker
Unit Production Manager
Rafael Lima
Visual Effects Producer
Mike Chambers
Stunt Double
Derek Lacasa
Costumer
Brittnee Holmquist
Assistant Editor
Ray Boniker
Location Assistant
Anthony Del Grosso
Kevin O'Connell
Visual Effects Production Manager
Stephen Parsey
Josh Lakatos
Ager/Dyer
Wynema Chavez
Kaiser Clark
Foley Editor
Christopher Flick
First Assistant Sound Editor
Andrew Bock
Foley Artist
Dan O'Connell
Nick LaRocca
Set Costumer
Josh Mar
Patrick D. Baker
Dialogue Editor
Russell Farmarco
Meg Burke
Andrew Blustain
Assistant Location Manager
Marissa Nodar
Adam Mohundro
Giacomo Mineo
Mike Duffy
Terry Jackson
Cheryl Cravedi
Key Costumer
Katie L. Murphy
First Assistant Editor
Nick Ellsberg
Mallory Bradley
Rory Higgs
Eric Maldonado
Jeremy Whalon
James A. Brewer
Transportation Coordinator
Kevin Caira
Rebecca Leigh Adams
Douglass Jamison
Script Supervisor
Steve Gehrke
Jay Trautman
Hilton Clay Peres
Sabrina Calley
Costume Supervisor
Lynda Foote
Assistant Costume Designer
Jo Kissack Folsom
Alice Pico
Tom Foligno
Scott Wesley Ross
Marta Trudnowska
Anya Zebroski
Michael T. Wilson
Shannon Blaney
Scott Riddle
Seamstress
Dianna Warren
Patty Carey
Michael D. Sullivan
Michael Edward Smith
Mary Bowman
Key Makeup Artist
Christy Falco
Assistant Art Director
Roxy Hua
Art Department Assistant
Lauren Kelley
Second Second Assistant Director
Jesse Carmona
Carpenter
Maxwell Graves
Bruno F. Panacciulli
Assistant Set Decoration
Bianca Medina-Montoya
Assistant Property Master
Greg Finnin
Rachel Nowik
Graphic Designer
Joshua Sankar
William M. Lynch
Leadman
Jason McDonough
Props
Richard Lieberman
First Assistant Director
Nilo Otero
Robert Aguirre
Propmaker
Taylor Estevez
Susanne Mueller
Second Assistant Director
Andrew Stahl
Set Dresser
Geoff Dillow
Liliia Radchenko
Lydia Fantini
Jake Cavallo
Construction Foreman
Mark Gutierrez
Key Hair Stylist
Ahou Mofid
Dixon McPhillips
Jim Hewitt
Makeup Artist
Andrea Steele
Property Master
Guillaume DeLouche
Art Department Coordinator
Heather Elwell
Painter
Frank Piercy
Electrician
Steve Zvorsky
Anthony Whitman
Aerial Camera Technician
Eric Dvorsky
Rigging Grip
Francisco Sonic Kim
Lighting Technician
Jacob Bogatin
Michael Timman
Best Boy Grip
Jason Gary
Giovanni Zelko
Key Grip
Kyle Carden
Aaron Schulte
Additional Director of Photography
Simon Firsht
Additional First Assistant Camera
Brian Udoff
Reese Price
Scott b Schmidt
Aerial Director of Photography
Hans Bjerno
Carlo Corbin
Michael Thurman
Amy Wallenberg
Still Photographer
Melinda Sue Gordon
Susu Schwaber
First Assistant "B" Camera
Manning Tillman
Leigh Mierke
Dolly Grip
Ryan Monro
Sara Elia
Joe Vitellaro
Kelly A. Cook
First Assistant "A" Camera
Keith B. Davis
Key Rigging Grip
Paul Crow Willis
Satoshi Yamazaki
Makeup Department Head
Luisa Abel
On Set Dresser
Eric Luling
Studio Teacher
Daniel Benjamin
Hair Department Head
Jaime Leigh McIntosh
Kerrin Jackson
Special Effects
Laurie Pellard
Compositing Supervisor
Ivelina Dobreva
Compositor
Ashley Mohabir
Thomas Hayslip
Nathan Kelly
Co-Producer
Andy Thompson
Additional Editor
Mike Fay
Jennifer Tremont
Danielle Vigil
Prosthetic Designer
Jason Hamer