На странице собран полный список персон, участвовавших в создании фильма.

Hume Cronyn
Dr. J. Robert Oppenheimer

Brian Donlevy
Maj. Gen. Leslie R. Groves

Barry Nelson
Col. Paul Tibbetts Jr.

Nella Walker
Grace Tully

Henry O'Neill
Gen. Thomas F. Farrell

Paul Harvey
Lt. Gen. W.D. Styer

John Gallaudet
Dr. Leo Szilard

Damian O'Flynn
C.D. Howe

James Bush
Dr. Ernest O. Lawrence

Jonathan Hale
Dr. Vannevar Bush

Godfrey Tearle
President Franklin D. Roosevelt

Tom Drake
Matt Cochran

Frank Wilcox
Dr. W.H. Zinn

Robert Emmett Keane
Dr. Rand

Frank Ferguson
Dr. James B. Conant

Ludwig Stössel
Dr. Albert Einstein (в титрах: Ludwig Stossel)

Jim Davis
Pilot at Tinian

Charles Trowbridge
Walter S. Carpenter Jr.

Victor Francen
Dr. Marre

John Hamilton
Dr. Harold C. Urey

Henry Hall
Gen. Brehon Somervell

Richard Haydn
Dr. Chisholm

Robert Walker
Col. Jeff Nixon

Moroni Olsen
Dr. Arthur H. Compton

Edward Earle
Charles G. Ross

Audrey Totter
Jean O'Leary

Trevor Bardette
Clinic Doctor

Norman Lloyd
Dr. Troyanski

Joseph Calleia
Dr. Enrico Fermi

John Litel
K.T. Keller

Hurd Hatfield
Dr. John Wyatt

Tom Stevenson
Dr. E.P. Wigner

Warner Anderson
Capt. William S. Parsons

Art Baker
President Harry S. Truman

Beverly Tyler
Anne Cochran

William Wright
Col. John Lansdale

Larry Johns
Quaker Scientist

John B. Kennedy
Newsreel рассказчик

Blake Edwards
CIC Man

Wedgwood Nowell
Industrialist

William Bishop
2nd Lieutenant--Electronics Officer

Chris-Pin Martin
Mexican Man

Anne Howard
English Laboratory Assistant

Forbes Murray
Briefing Officer

Kenneth Gibson
President Truman's Secretary

Weaver Levy
Japanese Sailor

Frank Baker
Canadian Officer

Spencer Chan
Japanese Naval Officer

Harry Tyler
Man

Frank J. Scannell
Winne

Emmett Vogan
Medical Major

Kirk Alyn
Scientist

Roger McGee
Scientist

Robert Bice
Co-Pilot

Larry J. Blake
Tough MP

Nolan Leary
Townsman

William Tannen
Loudspeaker Voice

Walter Baldwin
Workman

Tom Dillon
Gregor

Robin Short
Young Scientist

John Banner
German Laboratory Assistant

Martin Kosleck
Dr. O.E. Frisch

Otto Reichow
Nazi Officer

Richard Loo
Japanese Officer

Russell Hicks
General

Frank Dae
Senator

Holger Bendixen
German Submarine Commander

Paul Bryar
Army Officer

Frank Leigh
British General

Eddy Waller
Man

Ralph Dunn
Guard

Howard M. Mitchell
Townsman

J. Lewis Smith
Wolfish Soldier

Constance Weiler
Minor Role

Tex Brodus
Enola Gay Ground Crewman

David Thursby
English Bobby

Torben Meyer
Milkman

Selmer Jackson
Senior Engineer

Stanley Blystone
Civilian Guard

Harry Denny
Passing Officer

James Nolan
President Roosevelt's Bodyguard

Roy Butler
Townsman

Paul Kruger
Construction Engineer

Fred Nurney
Nazi Officer

James Carlisle
Industrialist

Frederick Giermann
Nazi Officer

William Forrest
Brigadier General

Jerry Schumacher
Nazi Officer

Louis Mason
Workman

Al Kunde
Evictee

Malcolm «Bud» McTaggart
Radio Operator

Ed Cassidy
Rafferty

Jimmy Hunt
Little Boy

Carlyle Blackwell Jr.
Armed Guard

William Graeff Jr.
Emergency Switch Operator

Paul Fung
Japanese Radar Officer

James B. Leong
Japanese Army Officer

Bill Hickman
Barometric Observer

Patricia Medina
Mrs. Wyatt

Dorothy Scott
Laboratory Assistant

Peter Chong
Japanese General

Margaret Bert
Townswoman

Buster Slaven
Enola Gay Assistant Gunner

Merlyn Nelson
Evictee

Charles Peck
GI Messenger

Eddie Parks
Bewildered Civilian

Arno Frey
Nazi Official

Bobby Jordan
Radioman on Tinian Receiving A-Bomb Message

Larry Nunn
Worried GI

Earle Hodgins
Gate Guard

Gregg Barton
Enola Gay Navigator

Leslie Vincent
English Junior Scientist

John Albright
Quaker Scientist

Douglas Carter
Quaker Scientist

Hans Schumm
Nazi Police Officer

Harry Hayden
Harried Editor

Erville Alderson
Secretary of War Henry Stimson

Bert Davidson
Armed Guard

Helen Eby-Rock
Townswoman

King Lockwood
Col. Nichols

Lee Bennett
Sergeant

Jon Gilbreath
Attendant

Bob Pepper
Crewman

Carl Saxe
German General's Aide

George Peters
Nurse

William Janssen
Instrument Operator

Boyd Davis
Senator

Hans von Morhart
Danish Customs Man

Tom Pilkington
Man with Counter

Jack Worth
Nazi Officer

Ray Page
Meter Man

Carl Wester
Construction Engineer

George M. Carleton
Senator

John James
Engineer

Bruce Cowling
Enola Gay Ground Crewman

Dick Earle
Industrialist

Joseph E. Bernard
Townsman

Frank Erickson
Attendant

James Horne Jr.
Barmetric Observer

Tommy Kelly
Mack

Robert Malcolm
Keith

Guy Williams
Enola Gay Bombardier

H.T. Tsiang
Prof. Okani

William F. Leicester
Enola Gay Flight Engineer

Tom Burton
Officer

Budd Fine
Evictee

Frank Chalfant
Scientist

Philip Ahlm
Armed Guard

Ted French
Townsman

Richard Abbott
Danish Underground Leader

Mike Killian
Senior Engineer

Jack Sterling
Enola Gay Tail Gunner

Robert Spencer
Nuclear Scientist

Clarke Hardwicke
Enola Gay Co-Pilot

Donald S. Lewis
Secret Service Man

George Travell
Tinian Co-Pilot

George Turner
Pilot

Tom Gibson
Minor Role

Jack Manolas
Minor Role

Lloyd Everett
Enola Gay Ground Crewman

Cedric Stevens
Evictee

Sybil Merritt
Cute Guide

Bob Gilbert
Lieutenant

William Van Vleck
Evictee

Jack Gallagher
Evictee

Rod Bacon
Crew Member

John Bogden
Scientist

Stewart Garner
Communications Officer

Eunice Soo-Hoo
Japanese Child

Charles Bradstreet
Airport Guard

Ellen Ross
Waitress

Richard Terry
Enola Gay Radarman

John Gannon
Orderly

William Roberts
Enola Gay Radio Operator

Bron Clifford
Chaplain

Ralph Crane
Weatherman

Michael McGrath
Dr. Kistiakonsky

Danny Merrill
Scientist

Ray Pemberton
Electronics Engineer

Frank Tomlinson
Minor Role

Harry T. Wensel
Wensel

Ronald Wong
Japanese Child