Christopher Nolan
Director
Cillian Murphy
as
J. Robert Oppenheimer
Emily Blunt
as
Kitty Oppenheimer
Matt Damon
as
Leslie Groves
Robert Downey Jr.
as
Lewis Strauss
Richard Linklater
Director
Richard Linklater
as
Should Have Stayed at Bus Station
Gary Price
as
Watching Early Morning TV
Joseph Stalin
as
Self
Sidney Lumet
Director
Edward Binns
as
Colonel Grady
Sorrell Booke
as
Congressman Raskob
Dana Elcar
as
Foster
Frank Overton
as
General Bogan
Nikita Khrushchev
as
Himself
Ronald Reagan
as
Himself
Harry S. Truman
as
Himself
Dwight D. Eisenhower
as
Himself
Geoffrey Keen
as
Alf
Colin Douglas
as
Soldier in house search
Sam Kydd
as
Soldier in House Search
Ray Milland
Director
Byron Morrow
as
Evacuee from Newhall
Ray Milland
as
Harry Baldwin
Rex Holman
as
Mickey
Frankie Avalon
as
Rick Baldwin
Mark Mitchinson
as
Allen Galbraith
Craig Walsh-Wrightson
as
Charles Hernu
Ande Cunningham
as
Fernando Pereira
Anna Jullienne
as
Frederique
Brian Howe
as
Clubhouse Bartender
Leslie Nielsen
as
Dick Steele 'Agent WD-40'
Henry Kingi Jr.
as
Guard
Sam Lloyd
as
Fingers
G.W. Bailey
as
General Timothy Moore
Ivonne Coll
as
Mayor Salizar
Mark Dacascos
as
Ryan Beckett
Sidney J. Furie
Director
Maury Chaykin
as
Downs
Stuart Margolin
as
Stillmore
Alan Scarfe
as
Vardovsky
Colm Feore
as
Yuri
Steven Spielberg
Director
John Malkovich
as
Basie
Ben Stiller
as
Dainty
Nigel Havers
as
Dr. Rawlins
Christian Bale
as
Jim
Kazunari Ninomiya
as
Koji Fukuhara
Tadanobu Asano
as
Kuroda
Sayuri Yoshinaga
as
Nobuko Fukuhara
Yuriko Hirooka
as
Tomie
Jim True-Frost
as
Donald Hornig
Mary Pat Gleason
as
Dora Welsh
Bernard Fresson
as
German Lover
Eiji Okada
as
Lui
Gordon Douglas
Director
Ann Doran
as
Child Psychiatrist
Sean McClory
as
Maj. Kibbee
Booth Colman
as
Reporter
Sheb Wooley
as
Sgt. Ben Peterson's Scream / Screaming Sailor / Screaming Soldier