| Peter Wolfgang |
Becker | Ruth Kippenberg's friend |
| Francis |
Biddle | Attorney General of the United States |
| John |
Burns | Honolulu police captain |
| Harrison |
Coppin | Otto Kuehn's defense attorney |
| Jack |
Cullen | Coast Guard seaman |
| George |
Dasch | Leader of the German operatives |
| John |
Dillinger | Notorious American gangster |
| Kimie |
Doue | Receptionist at the Japanese consulate |
| Webley |
Edwards | Veteran KGMB broadcaster |
| Ian |
Fleming | Creator of James Bond |
| Anne |
Frank | Jewish diarist and Holocaust victim |
| Joseph |
Goebbels | Nazi Germany's Minister of Propaganda |
| Hermann |
Göring | Nazi leader and military commander |
| Isadore |
Greenbaum | Jewish plumber |
| Ernest |
Halford | Agent |
| Reinhard |
Heydrich | SS officer; candidate for the position. Aka: Butcher of Prague |
| Heinrich |
Himmler | Reichsführer-SS |
| Franz von |
Hipper | German admiral |
| Adolf |
Hitler | Leader of Nazi Germany |
| Wilhelm |
Homberg | Ruth's fellow passenger; funneled funds to the Kuehn family |
| Mr. |
Kai | One of Otto Kuehn's superiors |
| Hans |
Kippenberg | Ruth Kippenberg's husband |
| Ruth |
Kippenberg | Crissie's aunt; Eberhard Kuehn's adopted sister |
| Nagao |
Kita | Japanese Consul General |
| Shizue |
Kohatake | Guide to Asian Oahu for Robert Shivers |
| Bernard Julius Otto |
Kuehn | Crissie's grandfather; important Nazi official and Abwehr spy |
| Bernhard |
Kuehn | Otto Kuehn's younger brother |
| Christine |
Kuehn | Narrator, author, and protagonist. Aka: Crissie |
| Eberhard |
Kuehn | Crissie's father |
| Elisabeth |
Kuehn | Otto Kuehn's mother. Aka: Lisbeth |
| Elsa |
Kuehn | Karl Kuehn's sister; Otto Kuehn's aunt |
| Friedel |
Kuehn | Crissie's grandmother |
| Hans |
Kuehn | Brother of Ruth and Eberhard; Crissie's uncle |
| Karl Bernhard |
Kuehn | Otto Kuehn's father |
| Leopold |
Kuehn | Otto Kuehn's adopted son |
| Lieselotte |
Kuehn | Bernhard Kuehn's wife |
| Lisa |
Kuehn | Bernhard Kuehn's daughter |
| Martin |
Kuehn | Otto Kuehn's brother |
| Olga |
Kuehn | Hans Kuehn's wife |
| Robert |
Lange | German consul in Hawaii |
| Jacob Carson |
Moore | One of Ruth Kippenberg's former husbands |
| Chūichi |
Nagumo | Vice admiral |
| Kanji |
Ogawa | Mastermind behind Japan's espionage efforts at Pearl Harbor |
| Otojiro |
Okuda | Japanese diplomat |
| Duško |
Popov | Serbian double agent |
| Martin |
Punitzer | Ruth Kippenberg's biological father |
| Ernst |
Röhm | Leader of the SA |
| Franklin |
Roosevelt | Former President of the United States |
| Kazuo |
Sakamaki | Eberhard Kuehn's fellow prisoner |
| Sergeant |
Schultz | Crissie's father |
| Corinne |
Shivers | Robert Shivers's wife |
| Robert |
Shivers | FBI special agent |
| Shirley |
Temple | American actress, singer, and diplomat |
| Galen |
Weaver | Pastor at the Lutheran church |
| Takeo |
Yoshikawa | Japanese spy |
| Takeo |
Yoshikawa | Japanese intelligence officer |
| Herta |
Zarnikow | Ruth Kippenberg's friend |
| Andrea |
| Knut's wife |
| Hansel |
| Ruth Kippenberg's son |
| Hirohito |
| Emperor of Japan |
| Karama |
| One of Okuda's agents |
| Karen |
| Knut's sister |
| Knut |
| Leopold Kuehn's grandson; Crissie's relative |
| Mark |
| Crissie's husband |
| Martha |
| Otto Kuehn's aunt |
| Nase |
| Crissie's German dog |
| Scheu |
| Crissie's German dog |
| Slattery |
| Otto Kuehn's prosecutor |
| Sue |
| Corinne Shivers's companion |
| Ursel |
| Leopold Kuehn's wife |
| Winnie |
| Olga Kuehn's daughter |
| Wolfgang |
| Olga Kuehn's son |
