Cast
Brian DennehyBrian Dennehy was 50 in Day One as 'Gen. Leslie Groves'.
Birthday: Sat, Jul 09 1938 –
Wed, Apr 15 2020
David StrathairnDavid Strathairn was 40 in Day One as 'J. Robert Oppenheimer'.
Birthday: Wed, Jan 26 1949
Michael TuckerMichael Tucker was 44 in Day One as 'Leo Szilard'.
Birthday: Tue, Feb 06 1945
Hume CronynHume Cronyn was 77 in Day One as 'James F. Byrnes'.
Birthday: Wed, Jul 19 1911 –
Sun, Jun 15 2003
Richard DysartRichard Dysart was 60 in Day One as 'President Harry S. Truman'.
Birthday: Sat, Mar 30 1929 –
Sun, Apr 05 2015
Hal HolbrookHal Holbrook was 64 in Day One as 'Gen. George Marshall'.
Birthday: Tue, Feb 17 1925 –
Sat, Jan 23 2021
Barnard HughesBarnard Hughes was 73 in Day One as 'Henry Stimson'.
Birthday: Fri, Jul 16 1915 –
Mon, Jul 10 2006
John McMartinJohn McMartin was 59 in Day One as 'Dr. Arthur Compton'.
Birthday: Wed, Aug 21 1929 –
Wed, Jul 06 2016
David Ogden StiersDavid Ogden Stiers was 46 in Day One as 'Franklin D. Roosevelt'.
Birthday: Sat, Oct 31 1942 –
Sat, Mar 03 2018
Anne TwomeyAnne Twomey was 37 in Day One as 'Kitty Oppenheimer'.
Birthday: Thu, Jun 07 1951
Lawrence DaneLawrence Dane was 52 in Day One Birthday: Sat, Apr 03 1937 –
Mon, Mar 21 2022
Ron FrazierRon Frazier was 49 in Day One as 'Colonel Pash'.
Birthday: Sun, Dec 10 1939 –
Sun, Dec 21 2003
Olek KrupaOlek Krupa was 42 in Day One as 'Edward Teller'.
Birthday: Tue, Mar 18 1947
John PielmeierJohn Pielmeier was 40 in Day One as 'Seth'.
Birthday: Wed, Feb 23 1949
Ken PogueKen Pogue was 54 in Day One as 'Dwight D. Eisenhower'.
Birthday: Thu, Jul 26 1934 –
Tue, Dec 15 2015
Gary ReinekeGary Reineke was 43 in Day One as 'Groves's Commanding Officer'.
Birthday: Sun, May 27 1945
Alan ScarfeAlan Scarfe was 42 in Day One Birthday: Sat, Jun 08 1946 –
Sun, Apr 28 2024
John SeitzJohn Seitz was 51 in Day One as 'Ralph A. Bard'.
Birthday: Tue, Nov 16 1937 –
Mon, Jul 04 2005
Tony ShalhoubTony Shalhoub was 35 in Day One as 'Enrico Fermi'.
Birthday: Fri, Oct 09 1953
Ester SpitzEster Spitz was >> in Day One as 'Trude Weiss'.
Birthday: Unknown Birthday
Ron WhiteRon White was >> in Day One as 'Colonel Nichols'.
Birthday: Unknown Birthday –
Wed, Apr 04 2018
Stephan BalintStephan Balint was >> in Day One as 'Eugen Wigner'.
Birthday: Unknown Birthday
Peter BoretskiPeter Boretski was >> in Day One as 'Albert Einstein'.
Birthday: Unknown Birthday –
Wed, Sep 05 2001
Patrick BreenPatrick Breen was 28 in Day One as 'Richard Feynman'.
Birthday: Wed, Oct 26 1960
Vlasta VranaVlasta Vrana was 39 in Day One as 'Hans Bethe'.
Birthday: Sun, Jan 01 1950
George PopovichGeorge Popovich was >> in Day One as 'Samuel Goudsmit'.
Birthday: Unknown Birthday
Lorne BrassLorne Brass was 30 in Day One as 'Klaus Fuchs'.
Birthday: Thu, Mar 26 1959
Michael SinelnikoffMichael Sinelnikoff was 60 in Day One as 'Lord Rutherford'.
Birthday: Wed, Aug 01 1928
Graham HaleyGraham Haley was >> in Day One as 'Haakon Chevalier'.
Birthday: Unknown Birthday
Kliment DenchevKliment Denchev was 49 in Day One as 'Michael Polanyi'.
Birthday: Fri, May 26 1939 –
Sun, Mar 29 2009
Diana FajrajslDiana Fajrajsl was >> in Day One as 'Ilse Polanyi'.
Birthday: Unknown Birthday
Timothy WebberTimothy Webber was >> in Day One as 'Colonel Lansdale'.
Birthday: Unknown Birthday
Harry StrandjofskiHarry Strandjofski was 30 in Day One as 'Robert Wilson'.
Birthday: Thu, Jan 01 1959
Lia SargentLia Sargent was 32 in Day One as 'Mrs. Wisnovsky'.
Birthday: Wed, Feb 20 1957
David GowDavid Gow was >> in Day One as 'Jack Wisnovsky'.
Birthday: Unknown Birthday
Michael FarrellMichael Farrell was >> in Day One as 'Shapp'.
Birthday: Unknown Birthday
Isabelle MejiasIsabelle Mejias was 27 in Day One as 'Mrs. Trowbridge'.
Birthday: Sat, Nov 04 1961
Jonathan WiseJonathan Wise was >> in Day One as 'Robert Serber'.
Birthday: Unknown Birthday
George R. RobertsonGeorge R. Robertson was 56 in Day One as 'Ed Condon'.
Birthday: Sun, Jan 01 1933 –
Sun, Jan 29 2023
Dee McCaffertyDee McCafferty was >> in Day One as 'William 'Deke' Parsons'.
Birthday: Unknown Birthday
Tom ButlerTom Butler was 38 in Day One as 'Captain DeSilva'.
Birthday: Thu, Feb 01 1951
Robert MorelliRobert Morelli was >> in Day One as 'T. O. Jones'.
Birthday: Unknown Birthday
Jon BaggaleyJon Baggaley was >> in Day One as 'James Tuck'.
Birthday: Unknown Birthday
David BoltDavid Bolt was 44 in Day One as 'Harry Gold'.
Birthday: Sat, May 20 1944 –
Sun, Oct 04 2015
David FerryDavid Ferry was 37 in Day One as 'Army Major'.
Birthday: Thu, Sep 06 1951
Heinar PillarHeinar Pillar was >> in Day One as 'Fleischmann'.
Birthday: Unknown Birthday
François KlanferFrançois Klanfer was >> in Day One as 'Haagen Kistiakowski'.
Birthday: Unknown Birthday
Joel MillerJoel Miller was >> in Day One as 'George Kistiakowski'.
Birthday: Unknown Birthday
Michael J. ReynoldsMichael J. Reynolds was 49 in Day One as 'Kenneth Bainbridge'.
Birthday: Tue, Aug 15 1939 –
Thu, Mar 22 2018
Ed McGibbonEd McGibbon was >> in Day One as 'William D. Leahy'.
Birthday: Unknown Birthday
Nicholas KilbertusNicholas Kilbertus was >> in Day One as 'Paul Tibbets'.
Birthday: Unknown Birthday
Joe CazaletJoe Cazalet was >> in Day One as 'Air Force Guard'.
Birthday: Unknown Birthday
Scott ThomsonScott Thomson was 31 in Day One as 'Chemist'.
Birthday: Tue, Oct 29 1957
Bob CloutBob Clout was 55 in Day One as 'Alfred MacCormack'.
Birthday: Sat, Jan 20 1934 –
Sun, Sep 04 2011
Roland HewgillRoland Hewgill was 60 in Day One as 'Army General'.
Birthday: Mon, Feb 11 1929 –
Mon, Nov 09 1998
Stan GibbonsStan Gibbons was >> in Day One as 'John J. McCloy'.
Birthday: Unknown Birthday
Terrence LabrosseTerrence Labrosse was 56 in Day One as 'Allan Dulles'.
Birthday: Sun, Jan 01 1933 –
Thu, Dec 18 2003
Delise AlisonDelise Alison was >> in Day One as 'London Pedestrian'.
Birthday: Unknown Birthday
Alex GuardAlex Guard was >> in Day One as 'British Jr. Officer'.
Birthday: Unknown Birthday
Philip SpensleyPhilip Spensley was >> in Day One as 'British Sr. Officer'.
Birthday: Unknown Birthday
Frederick NeumannFrederick Neumann was >> in Day One as 'Alexander Sachs'.
Birthday: Unknown Birthday
Norris DomingueNorris Domingue was 63 in Day One as 'General Pa Watson'.
Birthday: Wed, Jul 22 1925 –
Sun, Apr 12 2009
Steve BarrySteve Barry was 24 in Day One as 'Los Alamo Scientist (uncredited)'.
Birthday: Sat, Jan 30 1965
Arthur HoldenArthur Holden was 29 in Day One as 'Scientist (uncredited)'.
Birthday: Fri, Aug 28 1959
Romano OrzariRomano Orzari was 24 in Day One as 'Leo Szilard's Prime Scientist (uncredited)'.
Birthday: Sat, Dec 12 1964
Crew
Joseph SargentJoseph Sargent was 63 in Day One as 'Director'
Birthday: Wed, Jul 22 1925 –
Mon, Dec 22 2014
Kees Van OostrumKees Van Oostrum was 35 in Day One as 'Director of Photography'
Birthday: Sun, Jul 05 1953
Sylvain ArseneaultSylvain Arseneault was >> in Day One as 'Third Assistant Director'
Birthday: Unknown Birthday
Normand BourgieNormand Bourgie was >> in Day One as 'Third Assistant Director'
Birthday: Unknown Birthday
Sean DwyerSean Dwyer was >> in Day One as 'Second Assistant Director'
Birthday: Unknown Birthday
Michael A. WilliamsMichael A. Williams was >> in Day One as 'First Assistant Director'
Birthday: Unknown Birthday
Josette PerrottaJosette Perrotta was >> in Day One as 'Associate Producer, Unit Production Manager'
Birthday: Unknown Birthday
David W. RintelsDavid W. Rintels was >> in Day One as 'Teleplay, Producer'
Birthday: Unknown Birthday
Aaron SpellingAaron Spelling was 66 in Day One as 'Executive Producer'
Birthday: Sun, Apr 22 1923 –
Fri, Jun 23 2006
E. Duke VincentE. Duke Vincent was 57 in Day One as 'Executive Producer'
Birthday: Wed, Feb 10 1932 –
Sat, Feb 10 2024
Debra KarenDebra Karen was >> in Day One as 'Editor'
Birthday: Unknown Birthday
Mason DaringMason Daring was 39 in Day One as 'Original Music Composer'
Birthday: Wed, Sep 21 1949
Gillian ChandlerGillian Chandler was >> in Day One as 'Key Makeup Artist'
Birthday: Unknown Birthday
Benjamin RobinBenjamin Robin was >> in Day One as 'Hairstylist'
Birthday: Unknown Birthday
Guy LalandeGuy Lalande was >> in Day One as 'Art Direction'
Birthday: Unknown Birthday
François SylvestreFrançois Sylvestre was >> in Day One as 'Unit Manager'
Birthday: Unknown Birthday
Curtis A. SchnellCurtis A. Schnell was >> in Day One as 'Production Design'
Birthday: Unknown Birthday
Jocelyne BellemareJocelyne Bellemare was >> in Day One as 'Makeup Department Head'
Birthday: Unknown Birthday
Serge MoracheSerge Morache was 26 in Day One as 'Assistant Hairstylist'
Birthday: Thu, Oct 11 1962
Ken GordKen Gord was >> in Day One as 'Executive In Charge Of Production'
Birthday: Unknown Birthday
Norman HenryNorman Henry was >> in Day One as 'Production Manager'
Birthday: Unknown Birthday
Ronald J. RolfeRonald J. Rolfe was >> in Day One as 'Assistant Hairstylist'
Birthday: Unknown Birthday
Renée AprilRenée April was >> in Day One as 'Costume Design'
Birthday: Unknown Birthday
Peter WydenPeter Wyden was >> in Day One as 'Book'
Birthday: Unknown Birthday
Brian DennehyBrian Dennehy was 50 in Day One as 'Gen. Leslie Groves'.
David StrathairnDavid Strathairn was 40 in Day One as 'J. Robert Oppenheimer'.
Hume CronynHume Cronyn was 77 in Day One as 'James F. Byrnes'.
Richard DysartRichard Dysart was 60 in Day One as 'President Harry S. Truman'.
Hal HolbrookHal Holbrook was 64 in Day One as 'Gen. George Marshall'.
Barnard HughesBarnard Hughes was 73 in Day One as 'Henry Stimson'.
John McMartinJohn McMartin was 59 in Day One as 'Dr. Arthur Compton'.
David Ogden StiersDavid Ogden Stiers was 46 in Day One as 'Franklin D. Roosevelt'.
Ron FrazierRon Frazier was 49 in Day One as 'Colonel Pash'.
Ken PogueKen Pogue was 54 in Day One as 'Dwight D. Eisenhower'.
Gary ReinekeGary Reineke was 43 in Day One as 'Groves's Commanding Officer'.
John SeitzJohn Seitz was 51 in Day One as 'Ralph A. Bard'.
Ron WhiteRon White was >> in Day One as 'Colonel Nichols'.
Peter BoretskiPeter Boretski was >> in Day One as 'Albert Einstein'.
Michael SinelnikoffMichael Sinelnikoff was 60 in Day One as 'Lord Rutherford'.
Harry StrandjofskiHarry Strandjofski was 30 in Day One as 'Robert Wilson'.
George R. RobertsonGeorge R. Robertson was 56 in Day One as 'Ed Condon'.
Dee McCaffertyDee McCafferty was >> in Day One as 'William 'Deke' Parsons'.
Michael J. ReynoldsMichael J. Reynolds was 49 in Day One as 'Kenneth Bainbridge'.
Roland HewgillRoland Hewgill was 60 in Day One as 'Army General'.
Romano OrzariRomano Orzari was 24 in Day One as 'Leo Szilard's Prime Scientist (uncredited)'.
Joseph SargentJoseph Sargent was 63 in Day One as 'Director'
Aaron SpellingAaron Spelling was 66 in Day One as 'Executive Producer'
Jocelyne BellemareJocelyne Bellemare was >> in Day One as 'Makeup Department Head'
Michael Tucker
Anne Twomey
Lawrence Dane
Olek Krupa
Bernie McInerney
Alan Scarfe
Tony Shalhoub
Patrick Breen
Vlasta Vrana
Lorne Brass
Timothy Webber
Lia Sargent
David Gow
Jonathan Wise
Tom Butler
David Ferry
Scott Thomson
Arthur Holden
Mason Daring
Ken Gord