| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Han So-hee | Yoon Chae-ok | Arisaka Type 99 | - |
| Han So-hee | Yoon Chae-ok | Arisaka Type 38 | - |
| Han So-hee | Yoon Chae-ok | Nambu Type 14 | - |
| Han So-hee | Yoon Chae-ok | FN Model 1900 | - |
| Han So-hee | Yoon Chae-ok | Type 11 Smoke Grenade | - |
| Jo Han-chul | Yoon Jung-won | Arisaka Type 38 | "Signal" (E03) |
| Jo Han-chul | Yoon Jung-won | Arisaka Type 99 | "Imprinting" (E04) |
| Jo Han-chul | Yoon Jung-won | Mauser C96 | "Mother" (E02) |
| Kim Hae-sook | Mrs. Nawol | Flintlock Musket | "Mother" (S1E02) |
| Lee Soon-won | First Sergeant Haneda | Nambu Type 14 | - |
| Park Ji-hwan | Gu Gap-pyeong | Webley .455 Mk VI | "Mother" (E02) |