| PR | Luigi | | Prelude point-of-view. |
| | | | Sciatica - Tingling, numbness, or weakness in the lower back. |
| | | | Neuritis - Inflammation of a peripheral nerve. |
| | | | Rheumatism - Inflammation and pain in the joints. |
| | | Rothschild | A baroness visited by Elisabeth of Austria. |
| | Irma | | Lady-in-Waiting. |
| | | | Part I: A Man Without Qualities |
| 1 | Maxim | Liebermann | A doctor of Psychology. Mendel's son. aka: Max. |
| | Mendel | | Max's father. |
| | Bruno | | Waiter. |
| | | Pintsch | A professor. |
| | Hannah | | Max's youngest sister. |
| | Herr | Lenkiewicz | A businessman. Baruch's father. |
| | Baruch | | Hannah's supposed-date. Lenkiewicz's son. |
| | Leah | | Max's younger sister. |
| | Amelia | Lydgate | Max's girlfriend and former patient. |
| | | Landsteiner | The blood specialist. Amelia's workmate. |
| 2 | Oskar | Rheinhardt | Detective Inspector. Max's friend. |
| | | Gallus | Owner of a Piano Factory. |
| | Haussmann | | Oskar's assistant. |
| 3 | Mathias | | A professor. Max's friend. |
| | | | The Golden Bears - A restaurant and beer cellar. |
| | Peter N. | Razumovsky | A young Prince. |
| | Pepik | Skalicky | The proprietor. |
| | Della | Autenburg | Eduard's wife. A regular at The Golden Bears. |
| | Eduard | Autenburg | Della's husband. A publisher. |
| | Georg | Weeber | An arrogant lickspittle. A judge and monarchist puppet. |
| 5 | Professor | de Cyon | A cardiographer. Prof. Fohrenholz's old friend. |
| | Herr | Schenkolowski | Gossiped about de Cyon having to leave St. Petersburg. |
| 6 | Axl | Diamant | Della's lover. A Philosophy student. |
| 8 | Lutz Vilmos | Globocnik | A bookkeeper on Helmut's Factory. |
| | Helmut | Bok | Owner of a shirt factory. |
| 9 | Jov | | Razumovsky's close companion. |
| 10 | | | Pseudologia Fantastica - Pathological lying/habitual lying. |
| 11 | Fraulein | Lurline Krol | Woman with information on dead body found in Factory. |
| 12 | Waldemar | Seeliger | Frau's wife. A professor. |
| | Frau | Seeliger | Waldemar's husband. A retired professor. |
| | Danuta | | Frau and Waldemar's daughter. |
| | Gabriela | | Frau and Waldemar's daughter. |
| 14 | Frimunt | Curtius | A pianist. A talented interpreter. |
| 15 | Clement | Kruckel | An elderly journalist. Senior representative of The Fraternitas. |
| | Angelo | Callari | A dead man with webbed feet in the Factory. aka: Tab. |
| 16 | Vala | Feist | A poor girl. An associate of Mephistopheles. |
| | Herr | Klager | A journalist. |
| | Herr | Draw | A photographer. |
| | | | Part II: The Course of History |
| 18 | Fraulein | Mugosa | Bok's secretary. aka: Milica. |
| 19 | | | Liber Octo Quaestionum - A classification of Demons. |
| 20 | Kuhlbert Von | Behring | Georg's colleague. |
| | Father | Johann | The choirmaster. |
| | Brinkerhoff | | Recommended Curtius to play Piano in the palace. |
| 22 | | | The Fraternitas - A social society. |
| | Zrinyi | | A Hungarian-Croat Commander. |
| | Suleiman | | Killed by Zrinyi. aka: The Magnificent. |
| 23 | Lev | Hartmann | Blew up Tzar's train. |
| 24 | Konstantin B. | Gribkov | Special Okhrana
agent. Blackmailed Seeliger. Aka:Agent 58. |
| | Katharina | Schratt | Theatre
woman. Occupant House No. 9 in Gloriettegasse. |
| | Franz | Josef | Emperor of Austria. |
| 25 | Manfred | Brugel | Commisioner. |
| 27 | Rebecca | | Max's mother. |
| | Josef | | Leah's husband. |
| | Daniel | | Max's nephew. |
| | Samuel | Lydgate | Amelia's father. A Science master. |
| | Greta | Lydgate | Amelia's German mother. |
| 31 | Dagna | | Globocnik's friend. |
| 32 | | | Mephistopheles - Code name of superior of the Movement. |
| 33 | Raissa | Adler | Had a significant voice in the Women's Movement. |
| | Alfred | Adler | Raissa's husband. |
| | Clarimonda | | A Chemistry student. |
| | Lorne | | A Classical Literature student. |
| | | | Part III: The Beatrix |
| 35 | Geralyn | Uhe | A prostitute. |
| 36 | Herr | Dusterbehn | Owner of the lodging house where Diamant stayed. |
| 39 | Schwake | | A constable. |
| | Herr Feliks | Okolski | Hotel manager. |
| | Gerd | Kelbling | Murdered man. |
| | Herr | Bajramovic | Hotel porter. |
| 42 | Therese | | Oskar's daughter. |
| | Mitzi | | Oskar's daughter. |
| | Else | | Oskar's wife. |
| | Tibelda | | Mitzi's classmate who is a bully. |
| 43 | | | Onychophagia - Nail biting. |
| 48 | | | Okhrana - Russian Secret Police. |
| 52 | Birk | Hoover | A captain from the Intelligence Bureau. |
| | | | Part IV: Martyrdom |
| 53 | Prock | | A constable. |
| 54 | Herr | Karmazyn | Chess player. |
| 55 | Ava | Fey | A dancer. |
| | Joahn | Strauss | The Elder's Philomelen Waltz. |
| 56 | Lavochkin | | Zoology Professor
U. of Moscow. Razumovsky's friend. |
| 57 | Wax | | Captain Hoover's Lieutenant. |
| | Hellwitz | | Captain Hoover's Lieutenant. |
| 60 | Herr | Dorsch | Works at the Postal Service delivering telegrams. |
| | | | Djurdjevi Stupovi - Orthodox ruin dedicated to St. George. |
| | | | Part V: The Gates of Dark Death |
| 61 | Mach | | Colonel. |
| 62 | Tycho Von | Arx | The man with the code. |
| 63 | Herr | Wlassak | Cryptographer from the Intelligence Bureau. |
| | Lt. | Roithinger | Cryptographer from the Intelligence Bureau. |
| | Professor | Urban | Roithinger's associate. Part of the Code-Breaking Team. |
| | Professor | Hoemes | Roithinger's associate. Part of the Code-Breaking Team. |
| 64 | Herr | Puck | Visitor. |
| 66 | Ferdinand | Karl | An archduke. |
| | Herr | Porsche | Winner of the Exelberg Rally. |
| 68 | Herr | Wilstatter | The one talking to the balloonist. |
