Oppenheimer

J. Robert Oppenheimer

Cillian Murphy

Katherine 'Kitty' Oppenheimer.

Emily Blunt

Gen. Leslie Groves Jr.

Matt Damon

Lewis Strauss

Robert Downey Jr.

Jean Tatlock

Florence Pugh

Edward Teller

Benny Safdie

Robert Serber

Michael Angarano

Ernest Lawrence

Josh Hartnett

Rami Malek

Kenneth Branagh

Dane DeHaan

Frank Oppenheimer

Dylan Arnold

Isidor Isaac Rabi

David Krumholtz

Richard Feynman

Alden Ehrenreich

Vannevar Bush

Matthew Modine

Harry S. Truman

Gary Oldman

Alex Wolff

Casey Affleck

Jack Quaid

Jackie Oppenheimer

Emma Dumont

Matthias Schweighöfer

David Dastmalchian

Olli Haaskivi

Klaus Fuchs

Christopher Denham

Counsel

Scott Grimes

James D'Arcy

Louise Lombard

Jason Clarke

Enrico Fermi

Danny Deferrari

George Eltenton

Guy Burnet

Kenneth Bainbridge

Josh Peck

Gregory Jbara

Tony Goldwyn

Hans Bethe

Gustaf Skarsgård

Richard Tolman

Tom Jenkins

Trond Fausa Aurvåg

Seth Neddermeyer

Devon Bostick

Harrison Gilbertson

David Rysdahl

Josh Zuckerman

Olivia Thirlby

Congressman

Jeff Hephner

Army Air Force Officer

Bryce Johnson

Senator's Assistant

Meg Schimelpfenig

Dutch Student

Petrie Willink

Henry Stimson

James Remar