크레딧 출연 브라이언 데너히 Gen. Leslie Groves 데이비드 스트러세언 J. Robert Oppenheimer Michael Tucker Leo Szilard Hume Cronyn James F. Byrnes 리차드 다이사트 President Harry S. Truman Hal Holbrook Gen. George Marshall Barnard Hughes Henry Stimson John McMartin Dr. Arthur Compton David Ogden Stiers Franklin D. Roosevelt Anne Twomey Kitty Oppenheimer Lawrence Dane Ron Frazier Colonel Pash Olek Krupa Edward Teller Bernie McInerney John Pielmeier Seth Ken Pogue Dwight D. Eisenhower Gary Reineke Groves's Commanding Officer Alan Scarfe John Seitz Ralph A. Bard 토니 샬호브 Enrico Fermi Ester Spitz Trude Weiss Ron White Colonel Nichols Stephan Balint Eugen Wigner Peter Boretski Albert Einstein Patrick Breen Richard Feynman Vlasta Vrana Hans Bethe George Popovich Samuel Goudsmit Lorne Brass Klaus Fuchs Michael Sinelnikoff Lord Rutherford Graham Haley Haakon Chevalier Kliment Denchev Michael Polanyi Diana Fajrajsl Ilse Polanyi Timothy Webber Colonel Lansdale Harry Strandjofski Robert Wilson Lia Sargent Mrs. Wisnovsky David Gow Jack Wisnovsky Michael Farrell Shapp Isabelle Mejias Mrs. Trowbridge Jonathan Wise Robert Serber George R. Robertson Ed Condon Dee McCafferty William 'Deke' Parsons 톰 버틀러 Captain DeSilva Robert Morelli T. O. Jones Jon Baggaley James Tuck David Bolt Harry Gold David Ferry Army Major Heinar Pillar Fleischmann François Klanfer Haagen Kistiakowski Joel Miller George Kistiakowski Michael J. Reynolds Kenneth Bainbridge Ed McGibbon William D. Leahy Nicholas Kilbertus Paul Tibbets Joe Cazalet Air Force Guard Scott Thomson Chemist Bob Clout Alfred MacCormack Roland Hewgill Army General Stan Gibbons John J. McCloy Terrence Labrosse Allan Dulles Delise Alison London Pedestrian Alex Guard British Jr. Officer Philip Spensley British Sr. Officer Frederick Neumann Alexander Sachs Norris Domingue General Pa Watson Steve Barry Los Alamo Scientist (uncredited) Arthur Holden Scientist (uncredited) Romano Orzari Leo Szilard's Prime Scientist (uncredited) 스텝 Curtis A. Schnell Art Mason Daring Sound Norman Henry Production Aaron Spelling Production Guy Lalande Art Peter Wyden Writing Debra Karen Editing Serge Morache Costume & Make-Up E. Duke Vincent Production Gillian Chandler Costume & Make-Up Josette Perrotta Production Josette Perrotta Production David W. Rintels Production Kees Van Oostrum Camera Benjamin Robin Costume & Make-Up François Sylvestre Production Ken Gord Production Jocelyne Bellemare Costume & Make-Up David W. Rintels Writing Ronald J. Rolfe Costume & Make-Up Sylvain Arseneault Directing Normand Bourgie Directing Michael A. Williams Directing Sean Dwyer Directing Joseph Sargent Directing Renée April Costume & Make-Up