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