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

David Hill

Kenneth Branagh

Niels Bohr

Dane DeHaan

Kenneth Nichols

Dylan Arnold

Frank Oppenheimer

David Krumholtz

Isidor Isaac Rabi

Alden Ehrenreich

Senate Aide

Matthew Modine

Vannevar Bush

Gary Oldman

Harry S. Truman

Alex Wolff

Luis Walter Alvarez

Casey Affleck

Boris Pash

Jack Quaid

Richard Feynman

Emma Dumont

Jackie Oppenheimer

Matthias Schweighöfer

Werner Heisenberg

David Dastmalchian

William L. Borden

Olli Haaskivi

Edward Condon

Christopher Denham

Klaus Fuchs

Scott Grimes

Counsel

James D'Arcy

Patrick Blackett

Louise Lombard

Ruth Tolman

Jason Clarke

Roger Robb

Danny Deferrari

Enrico Fermi

Guy Burnet

George Eltenton

Tom Conti

Albert Einstein

Josh Peck

Kenneth Bainbridge

Gregory Jbara

Tony Goldwyn

Gordon Gray

Gustaf Skarsgård

Hans Bethe

Tom Jenkins

Richard Tolman

Trond Fausa Aurvåg

George Kistiakowsky

Devon Bostick

Seth Neddermeyer

Harrison Gilbertson

Philip Morrison

David Rysdahl

Donald Hornig

Josh Zuckerman

Giovanni Rossi Lomanitz

Olivia Thirlby

Lilli Hornig

Jeff Hephner

Congressman

Bryce Johnson

Army Air Force Officer

Meg Schimelpfenig

Senator's Assistant

Petrie Willink

Dutch Student

James Remar

Henry Stimson

Máté Haumann

Leo Szilard

Flora Nolan

Burn Victim

Jefferson Hall

Haakon Chevalier

Jessica Erin Martin

Charlotte Serber

Kurt Koehler

Thomas Morgan

John Gowans

Ward Evans

Macon Blair

Lloyd Garrison

Harry Groener

Senator McGee

Gregory Jbara

Chairman Magnuson

Ted King

Senator Bartlett

Tim DeKay

Senator Pastore

Steven Houska

Senator Scott

Rory Keane

Hartland Snyder

Sadie Stratton

Mary Washburn

Britt Kyle

Barbara Chevalier

Michael Andrew Baker

Joe Volpe

Brett DelBuono

Concerned Scientist

James Urbaniak

Kurt Gödel

Ronald Auguste

J Ernest Wilkins

Jack Cutmore-Scott

Lyall Johnson

Will Roberts

George C. Marshall

Pat Skipper

James Byrnes

Steve Coulter

James Conant

Jeremy John Wells

AAF Officer

Sean Avery

Weatherman

Adam Kroeger

Army Captain

Drew Kenney

Soldier

Bryce Johnson

AAF Officer 2

Kerry Westcott

Laughing Woman

Christina Hogue

Kissing Woman

Clay Bunker

Kissing Man

Tyler Beardsley

Weeping Man

Kate French

Presidential Aide

Hap Lawrence

Lyndon Johnson

Charles Roven

Production

Christopher Nolan

Directing

Christopher Nolan

Production

Christopher Nolan

Writing

Emma Thomas

Production

John Papsidera

Production

Ellen Mirojnick

Costume & Make-Up

Steve DeCastro

Crew

Danny Downey

Crew

Hoyte van Hoytema

Camera

Richard Molloy

Directing

Ludwig Göransson

Sound

Douglas Shamburger

Sound

George Cottle

Crew

Jennifer Lame

Editing

Mark Norby

Crew

Ruth de Jong

Art

Dan O'Connell

Sound

Richard King

Sound

Dean Bailey

Crew

Nilo Otero

Directing

David Croley Broyles

Crew