| Fred | Ball | A detective. |
| Joe | Ball | Molly and Fred Ball's son. |
| J.H. | Beamer | A police captain. |
| Ingrid | Bergman | A Swedish actress. |
| Admiral | Canaris | A German officer. Smith's mentor. |
| Andrew | Carnegie | Scottish-American industrialist. |
| John | Carroll | A reporter. |
| Apana | Chang | Chinese-Hawaiian member of the Honolulu Police Department. |
| James | Devereux | U.S. marine corps general. |
| Nathan | DeVries | An Acting General Consul. |
| Jan Van | Dijk | DeVries' acquaintance. |
| Jimmy | Dorsey | American musician. |
| Mrs. | Faithful | Reginald's wife. |
| Reginald | Faithful | A dairyman. aka: Reggie. |
| Chief | Gabrielson | A police chief. |
| Lil | Green | American blues singer and songwriter. |
| Bob | Henderson | Kumi's husband. |
| Humi | Henderson | Takahashi's ex-wife |
| Mr. | Hirata | A grocery owner. |
| Adolf | Hitler | The leader of the Nazi Party. |
| J. Edgar | Hoover | Former Director of the FBI. |
| Cordell | Hull | Former U.S. Secretary of State. |
| Lieutenant | Kahn | A surgeon. |
| John | Kaiwi | A patrol officer. |
| Emily | Kam | A Hong Kong resident. |
| Edward | Kimmel | A Navy Admiral. |
| John Francis | Kincaid | Director of Alexander and Baldwin. |
| Veronica | Lake | American film actress. |
| Marcia | Lee | A secretary. |
| Mr. | Li | A porter. |
| Douglas | MacArthur | United States Army general in WWI, WWII and Korea. |
| Joseph | McGrady | A police detective from Honolulu Police Department. aka: Joe. |
| Mr. | Michaels | Worked at Moana Hotel. |
| Vyacheslav | Molotov | A Soviet politician and diplomat. |
| Daniel | O'Brian | A guy who was shot dead by McGrady. aka: Danny Boy. |
| Gregory | Peck | American actor. |
| Molly | Radcliffe | Joe McGrady's girlfriend. |
| Elijah | Reed | Harue's employer. |
| John | Renders | Joe McGrady's new acquaintance. |
| John D. | Rockefeller | American business magnate and philanthropist. |
| Franklin | Roosevelt | 32nd U.S. President. |
| Vincent | Russo | A U.S. marine. |
| Hans | Schmidt | A Lutheran pastor. |
| Togo | Shigenori | Minister of Foreign Affairs of Japan. |
| Bob | Shiver | A special agent. |
| Miguel | Silva | Faithful's cowhand. |
| John | Smith | A German officer. |
| Joseph | Stalin | Former Premier of the Soviet Union. |
| Kansei | Takahashi | First deputy to Togo Shigenori. |
| Miyako | Takahashi | Kansei Takahashi's niece. |
| Klara | Weber | The first signer on the Golden Phoenix account. |
| Henry K. | Willard | Admiral Kimmel's nephew. |
| Frank Lloyd | Wright | American architect, designer, writer and educator. |
| Isoroku | Yamamoto | Japanese Marshal Admiral. |
| Hideki | Yamashiro | Harue's father. |
| Aiko | | Harue's mother. |
| Anders | | Joe McGrady's acquaintance. |
| Betty | | Dorothy's imaginary friend. |
| Carolina | | Kate's acquaintance. |
| Dorothy | | Michelle's acquaintance. |
| Harue | | A maid. |
| Hirohito | | 124th emperor of Japan. |
| Ian | | A desk clerk. |
| Kate | | Joe McGrady's new acquaintance. |
| Kondo | | An old sergeant. |
| Maria | | A receptionist from the hotel. |
| Michelle | | Kate's roommate. |
| Sachi | | Takahashi's daughter. |
| Tip | | A barman. |
| Tom | | Joe McGrady's brother. |
| Underhill | | A colonel. |
