Cast
David Ogden Stiers
Franklin D. Roosevelt
Patrick Breen
Richard Feynman
David Gow
Jack Wisnovsky
Jonathan Wise
Robert Serber
Michael J. Reynolds
Kenneth Bainbridge
Scott Thomson
Chemist
Isabelle Mejias
Mrs. Trowbridge
Vlasta Vrana
Hans Bethe
Harry Standjofski
Robert Wilson
흄 크로닌
James F. Byrnes
Alan Scarfe
Lorne Brass
Klaus Fuchs
David Ferry
Army Major
Heinar Piller
Fleischmann
John Seitz
Ralph A. Bard
톰 버틀러
Captain DeSilva
Lawrence Dane
Ken Pogue
Dwight D. Eisenhower
Timothy Webber
Colonel Lansdale
Roland Hewgill
Army General
Hal Holbrook
Gen. George Marshall
버나드 휴즈
Henry Stimson
Lia Sargent
Mrs. Wisnovsky
Dee McCafferty
William 'Deke' Parsons
Romano Orzari
Leo Szilard's Prime Scientist (uncredited)
데이비드 스트러세언
J. Robert Oppenheimer
Ron White
Colonel Nichols
Michael Tucker
Leo Szilard
Olek Krupa
Edward Teller
토니 샬호브
Enrico Fermi
브라이언 데너히
Gen. Leslie Groves
리차드 다이사트
President Harry S. Truman
Ron Frazier
Colonel Pash
George R. Robertson
Ed Condon
Anne Twomey
Kitty Oppenheimer
Michael Sinelnikoff
Lord Rutherford
Arthur Holden
Scientist (uncredited)
John McMartin
Dr. Arthur Compton
Gary Reineke
Groves's Commanding Officer
Bernie McInerney