The following characters appear in Volume 2-1: The Beast of the Rails
Page number note: The page numbers are zero-padded to match the format used in the online images.
| Chronology Overview Internal Chronology | ||||||||||||||
| Key |  = First page of volume  = chronology  = cast
| |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Act 1 | 1 
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
| |
| Act 2 | 1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
| ||
| Name | 1st Page | Notes |
|---|---|---|
| Agatha Heterodyne | Page 001 ✣ | Agatha is not seen on this page, only her voice is heard, and her identity is uncertain at this point. We see that it is definitely her on the next page (002). ✣ |
| Krosp | Page 001 ✣ | Krosp is not seen on this page, only his voice is heard, and his identity is uncertain at this point. When Agatha is shown on the next page (002), ✣ Krosp's identity can be surmised from his dialog and the fact that he is with Agatha. He appears to be in a cat carrier. He finally shows himself on page 008. ✣ |
| Brother Ulm | Page 004 ✣ | A member of the order of Corbettite Monks, and the conductor of the train the Wyrm of Limerick. |
| Dimo | Page 009 ✣ | Only his hands (one of them holding a pocket watch) are shown in the last panel of this page. He is shown fully on the next page (010) ✣ . |
| Margarella Selnikov | Page 011 ✣ | Not named until page 22. ✣ |
| Gilgamesh Wulfenbach | Page 013 ✣ | |
| Dr. Chouteh | Page 013 ✣ | |
| Bohrlaikha | Page 013 ✣ | |
| Bangladesh Dupree | Page 013 ✣ | |
| Martellus von Blitzengaard | Page 017 ✣ | AKA Tweedle. He has a new mechanical hand. Now, if only Phil can remember to draw it! |
| Sparkhound | Page 017 ✣ | |
| Rerich von Billiguether | Page 017 ✣ | This is the first time we have learned the full "human name" of a Jägermonster. His name is revealed on the next page (018) ✣ . This character came about as the fulfillment of the "Become a Character— and Die!" Volume 12 Kickstarter reward. The lucky recipient discusses the origin of the character's name on LiveJournal. |
| Ardsley Wooster | Page 020 ✣ | He first appears in disguise. |
| Xerxsephnia von Blitzengaard | Page 023 ✣ | |
| The Unstoppable Higgs | Page 023 ✣ | |
| Miss Pantagruel | Page 023 ✣ | |
| Violetta | Page 025 ✣ | |
| Zeetha | Page 026 ✣ | |
| Castle Heterodyne | Page 033 ✣ | The Castle's ability to sense its surroundings is hindered to some degree by the "time-freeze field" around Mechanicsburg, but it can still communicate. |
| Captain Vole | Page 035 ✣ | In Mechanicsburg "time-freeze field," at least initially. |
| Phil Foglio | Page 040 ✣ | Visible in panel 4, trapped in the "time-freeze field," along with the rest of the population of Mechanicsburg. |
| Brother Matthias | Page 046 ✣ | |
| Count Oömfumf | Page 051 ✣ | His name is revealed on the next page. ✣ |
| Count Wolkerstorfer | Page 052 ✣ | His name is revealed on the next page. ✣ |
| Swartzwalders | Page 057 ✣ | The first clear view of these characters is on the next page. ✣ |
| Brother Osterman | Page 068 ✣ | |
| Ulster Men | Page 068 ✣ | |
| Father Gerät | Page 084 ✣ | Abbot of the Fortress Depot of St. Szpac. Not named until page 090. ✣ |
| König | Page 087 ✣ | |
| Brother Gabriel | Page 088 ✣ | Not named until page 96. ✣ |
| Commodore Van Zooder | Page 094 ✣ | |
| Advisor Smugley | Page 094 ✣ | |
| Tybalt | Page 095 ✣ | A Sparkhound in human clothing? ✣ |
| The Beast | Page 098 ✣ | voice only, appears and is named on following page |
| Brother Vadaxxus | Page 104 ✣ | Corbettite monk, cook, and general |
| Chronology Overview Internal Chronology | ||||||||||||||
| Key | = First page of volume = chronology = cast
| |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Act 1 | 1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
| |
| Act 2 | 1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
| ||