IN | Franklin D. | Roosevelt | The 32nd U.S. President. aka: FDR. |
| Alexander | Sachs | One of Roosevelt's adviser. |
| Albert | Einstein | A theoretical physicist who is Roosevelt's long time friend. |
| Edwin | Watson | Roosevelt's personal secretary. |
1 | Lewis K. | Bausell |
1st US Marine awarded America's highest award for valor. |
| Ernie | Pyle | A journalist who won the Pulitzer prize for journalism. |
| Edward | Murrow | A reporter who covered every aspect of fighting. |
| William | Rupertus | A Major General of U.S. Marine Corps. |
| Kunio | Nakagawa | A Japanese commander. |
| William | Slim | A British general. |
| Dan | Lawler | A private marine corps. |
| Lewis | Puller | A coronel of marine corps. |
| Jack | Kimble | A lieutenant. |
2 | Douglas | MacArthur | Commander of American forces in the Far East. |
| Dwight | Eisenhower | Famous for the D-Day invasion of France. |
| Arthur | MacArthur Jr. | Served as military governor of the Philippines. |
| Richard | Sutherland | Chief of Staff. |
| Manuel | Quezon | Filipino President. |
| Jean | | Douglas MacArthur's wife. |
| Arthur | | Jean's son. |
| Ah | Chew | A Chinese nanny. |
| Jonathan | Wainwright | A lieutenant general. |
| Gaetano | Faillace | Douglas's personal photographer. |
3 | Harry | Truman | US vice president who took office as president upon Roosevelt's death |
| J.L. | Naylor | Truman's friend. |
| Bess | | Truman's wife. |
| Margaret | | Truman's daughter. |
| Henry | Wallace | Former US vice president. |
| Thomas | Dewey | Roosevelt's opponent in presidential election. |
| John W. | Bricker | Dewey's running mate. |
| Gloria | Swanson | A fabled actress. |
4 | Kenjiro | Murai | Nakagawa's superior officer. |
| Arthur J. | Jackson | A private first class officer. |
| Everett P. | Pope | A trained killer. |
| Francis T. | Burke | A second lieutenant. |
| | Haldane | A captain who was shot right through the forehead. |
| R.B. | Burgin | A private US marine. |
5 | Michinomiya | Hirohito | 124th Emperor of Japan. |
| Winston | Churchill | British prime minister. |
| Tomoyuki | Yamashita | A Japanese general. |
| Kuniaki | Koiso | A former army intelligence officer. |
| Chiang-Kai | Sheck | Former president of the Republic of China. |
| Hosaka | Akira | A Japanese doctor. |
| Fumimaro | Konoe | A Japanese peace-loving prime minister. |
| Hideki | Toyo | An arrogant army general who replaced Konoe. |
| Isoroku | Yamamoto | Commander-in-chief of Japan's Combined Fleet. |
6 | Felix | Frankfurter | A justice of the Supreme Court. |
| Laura | Bacall | A young star. |
| Sam | Rayburn | A speaker of the house. |
| Joseph | Stalin | A Soviet's leader. |
| James F. | Byrnes | Secretary of the State. |
| George | Patton | An American general. |
| Leslie | Groves | Leader of Manhattan Project. |
| Adolf | Hitler | A German leader. |
7 | John | Basilone | A sergeant who was killed in action durng war. |
| Chuck | Tatum | Lead the company in Basilone's absence. |
| Lim Kinnog | Tiang | A Chinese grocery owner. |
| Asuncion | Marvas | Stabbed by the Japanese in her buttocks. |
| William | Pegg | A soldier who poured fire on the besieged Japanese pillbox. |
| Ben | Bradlee | A young naval officer. |
| Esther G. | Moras | A reporter. |
| Luey | Tani | Was not raped by the Japanese soldier because of her defect. |
| Gloria | Gelzi | Another girl who was not raped by the Japanese soldier. |
| Priscilla | Garcia | Mrs. Moras's sister. |
| Evangeline | Garcia | Mrs. Moras's sister who was not raped. |
8 | Curtis | LeMay | American commander general. |
9 | Steve | Early | Roosevelt's press secretary. |
| Lyndon B. | Johnson | Texas congressman. |
| Eleanor | | Roosevelt's wife. |
| Anna | | Roosevelt's daughter. |
| Lucy | Mercer | Preident Roosevelt's mistress. |
| Woodrow | Wilson | Truman's favorite president. |
| Harlan Fiske | Stone | Chief Justice Supreme Court recited
Turman's oathtaking. |
10 | J. Robert | Oppenheimer | An eccentric and brillant physicist. |
| Leo | Szillard | A Hungarian physicist. |
| Kitty | | Robert Oppenheimer's wife. |
| Peter | | Kitty's son. |
| Toni | | Kitty's daughter. |
| Pat | Sherr | Kitty's good friend. |
| Anne T. | Wilson | Robert Oppenheimer's secretary. |
| Jean | Tatlock | A pediatric psychologist. |
| Ruth | Tolman | A psychologist for the office of Strategic Services. |
| Richard | Tolman | Ruth's husband. |
11 | Eugene | Sledge | A private Marine Corps. |
| Desmond | Doss | A PFC who became a hero to the men of B company. |
| Cecil | Gornto | A first lieutenant. |
| Charles | McVay III | A captain who was one of the last to leave Indiapolis. |
| Ernest | King | US Navy Chief of Staff. |
| Hap | Arnold | US Army Air Forces commander general. |
12 | Koki | Hirota | Former Japanese Prime Minister. |
| Yakov | Malik | Soviet's ambassador to Japan. |
| Kantaro | Suzuki | Japanese Prime Minister. |
13 | Naotake | Sato | Japanese ambassador to Soviet Union. |
| George | Kistiakowsky | A physical chemistry engineer. |
| Thomas | Farrell | Grove's executive officer. |
| Frank | Oppenheimer | Robert Oppenheimer's brother. |
| Sam | Allison | A Chicago physicist. |
| Henry | Stimson | Secretary of War. |
14 | Mochitsura | Hashimoto | A lieutenant commander. Son of a Shinto priest. |
15 | Charles | Bohlen | Truman's interpreter. |
16 | H. Struve | Hensel | Assistant secretary of the navy. |
| Ross T. | McIntire | Vice Admiral. |
| Chester | Nimitz | MacArthur's naval equal in rank and power. |
| Albert | Harris | An American destroyer. |
| K.C. | Moore | A damage control officer. |
| Joseph | Flynn | Second in command executive officer. |
| Woody | James | A sailor. |
| Carl | Spaatz | Appointed commander of US Army Strategic Air Forces in the Pacific. |
| Thomas | Handy | Acting army chief of staff. |
| William D. | Leahy | Commander in Chief of Army and Navy. |
| Lewis L. | Strauss | A Rear Admiral. |
| John J. | McLoy | Assistant secretary of war. |
| Ralph A. | Bard | Assistant secretary of the navy. |
| George | Marshall | Army chief of staff. |
| Bill | Ritchie | A Brigadiere General. |
| Wilbur G. | Gwinn | PV-I bomber pilot. |
| R. Adrian | Marks | A pilot who has been a part of the war since its very first day. |
| Cecil J. | Doyle | A USS destroyer. |
17 | Paul W. | Tibbets | Served as a persona pilot of General Patton in Europe. |
| Mitsumasa | Yonai | A navy minister. |
18 | Charles | McKnight | A top secret officer. |
| Ralph | Taylor Jr. | A Major who will serve as back up in case of emergency. |
| Claude | Eatherly | A captain who will serve as back up. |
| John | Wilson | Flew over Japan day prior to bombing to check the weather. |
| George | Marquardt | A photographer. |
| Charles | Sweeney | Took a great risk by flying the second bombing over the city. |
| William S. | Parsons | A navy officer. |
| Bob | Parsons | A marine corps private. William Parsons's half brother. |
19 | Yosaku | Mikami | A firefighter. |
| Akira | Onogi | Worked at Mitsubishi Shipbuilding Plant. |
| Akiko | Takakura | A pre-school teacher but now a bank employee. |
| William | Penney | A British physicist. |
20 | Enola | Gay | Name of Tibbets's mother. |
| Bob | Lewis | Tibbets's co-pilot. |
21 | Morris | Jeppson | William Parsons's assistant. |
| Thomas | Ferebee | A bombardier. |
| | Aoyama | Working in a vegetable garden. |
| Yoshito | Matsushige | A Japanese photo journalist. |
| Isao | Kita | Hiroshima's weatherman. |
22 | Frank H. | Graham | A map room officer. |
| Richard | Nixon | Served a year in the Pacific during world war II as a naval officer. |
| Weldon | Rhoades | MacArthur's personal pilot. |
| Luis | Alvarez | Manhattan's project physicist. |
| David | Lawrence | Founder of United States News. |
23 | Korechika | Anami | Japan's War minister. |
| Senkichi | Awaya | Major of Hiroshima at the time of the blast. |
| Shinso | Hamai | Head of Hiroshima's rationing department. |
24 | Kermit | Beahan | A frustrated bombardier. |
| Frederick | Ashworth | A naval officer who served as a mission chief weaponeer. |
| Albert | Dehart | A tail gunner. |
| Edward K. | Buckley | A staff sergeant. |
| Charles D. | Albury | Sweeney's co-pilot. |
| Philip M. | Barnes | Ashworth's assistant weaponeer. |
| James I. | Hopkins | Disobeyed orders and broke radio silence. |
| John D. | Kuharek | A flight engineer. |
| Fred | Olivi | A navigator. |
| Jimmy | Doolittle | A base commander. |
25 | Richard | Russell | Georgia's democratic senator. |
| Samuel M. | Cavert | General secretary Council of Churches of Christ in America. |
| Shigenori | Togo | Japan's Foreign minister. |
| Teijiro | Toyoda | Navy chief of staff. |
| Yoshijiro | Umezu | Chief of the army. |
| Iva Ikuko | Toguri | Japanese woman who speaks english. |
| James | Forrestal | Secretary of the navy. |
26 | Henry VIII | | King of England. |
| Pu | Yi | A puppet ruler. |
| Marshall Kirill | Meretskov | A Soviet commander. |
| Kenji | Hatanaka | A treasonous junior officer. |
| Jiro | Shiizaki | A treasonous officer. |
| Takeshi | Mori | Commander of the palace guards. |
27 | Courtney | Whitney | MacArthur's most trusted officer. |
| William | Halsey | A strong American leader. |
| Ed | Kalanta | Drove Missouri through the Panama Canal. |
| Matthew | Perry | Presented the thirty-one-star American flag. |
| Jonathan | Wainwright |
Lieutenant general spent the war in Japanese POW camp. |
| Arthur | Percival | A British general. |
28 | Sidney | Mashbir | Allied translator and interpreter section commander. |
| Katsuo | Okazaki | Japan's Foreign Affairs minister. |
| Murlin | Spencer | An American journalist. |
| Russell | Brines | A reporter of the Associated Press. |
| John | Wilpers | Army intelligent officer. |
| Charlie | Gorry | Photographer of the Associated Press. |
| Radhabinod | Pal | A judge from India. |
29 | Dave | Shillen | An airforce officer. |
| Masao | Tsuzuki | A Japanese professor. |
| Theodore Van | Kirk | A navigator. |
| Alonzo | Fields | Whitehouse butler. |
| Shinso | Hanayama | Buddhist priest. |
| Kenji | Doihara | An opium-addicted commander. |
| Iwane | Matsui | Charged with leading the rape of Nanking. |
| Akira | Muto | Responsible for inhumane activities in China. |
| Seishiro | Itagaki | Imperial Japanese army in world war II. |
| Heitaro | Kimura | A general who was convicted of war crimes. |
30 | William J. | O'Reilly Sr. | A young ensign from Brooklyn. aka: Bill. |
| Angela | | A physical therapist. Bill O'Reilly's wife. |
| William J. | O'Reilly Jr. | Bill O'Reilly's son. aka: Billy. |
| Janet | | Bill O'Reilly's sister. |