Narrator
William Shatner
Self - Nuclear Physicist
Edward Teller
Self (archive footage)
Albert Einstein
Enrico Fermi
Reed Hadley
Averell Harriman
Adolf Hitler
Hubert H. Humphrey
John F. Kennedy
Nikita Khrushchev
Anastas Mikoyan
Marilyn Monroe
Self - Commander Joint Task Force One (archive footage)
W.H.P. Blandy
J. Robert Oppenheimer
Franklin D. Roosevelt
Dean Rusk
Woodrow P. Swancutt
Leó Szilárd
Announcer (archive footage)
Mark Tapscott
Paul Tibbets
Wernher von Braun
John von Neumann
Mao Zedong
Self - Nuclear Weaponeer
Frank H. Shelton
Self (uncredited)
Roy Neal
Self - U.S. President (archive footage)
Dwight D. Eisenhower
Self - U.S Ambassador (1961-1965) to the UN (archive footage)
Adlai Stevenson
Newsreel Narrator (archive sound)
Randall William Cook
Nikolai Bulganin
Winston Churchill
Everett Dirksen
First Assistant Camera
Cynthia Pusheck
Associate Producer
Lyle Conway
Editor
Peter Kuran
Producer
Director
Writer
Don Pugsley
Sound Re-Recording Mixer
Dave Yamamoto
Additional Music
John W. Morgan
Publicist
Dan Harary
Production Assistant
Kimberly Terhorst
Hairstylist
Wendy Jill York
Orchestrator
Lennie Moore
Alan Munro
Conductor
William T. Stromberg
Amanda Thompson
Original Music Composer
Music Editor
Christine H. Luethje
Marilyn Nave
Avelino Deleon
Colorist
Gary Barron
Scott Narrie
Sound Recordist
Michael Miller
Makeup Artist
Mark A. Rozett
Edgardo Simone
Additional Photography
Gary Zietlow
Co-Producer
Jacqueline Zietlow
Production Manager
Clay Woods
Digital Supervisor
Brian Griffin
Director of Photography
Barbu Marian