Het is een levensgerichte heldenactiefilm die het verhaal vertelt van een vrouw die ooit een bokser was, maar een fulltime lerares werd en geconfronteerd wordt met het onrecht dat ze moet ondergaan om een volledige fulltime lerares te worden. Gebaseerd op de originele Naver-webtoon met dezelfde naam.
Nee, helaas is 용감한 시민 nog niet beschikbaar op Netflix in Nederland.
| Directing | 박진표 | Director |
| Writing | Hyeon Choong-yeol | Writer |
| Writing | Yeoh Gee-na | Writer |
| Sound | 달파란 | Original Music Composer |
| Editing | Kim Woo-hyun | Editor |
| Writing | 박진표 | Adaptation |
| Production | 권미경 | Executive Producer |
| Production | 구정아 | Co-Executive Producer |
| Production | Lee Jun-sang | Producer |
| Camera | Kim Yong-seong | Director of Photography |
| Lighting | Bae Il-hyuck | Lighting Director |
| Editing | 김하나 | Editor |
| Art | Lee Mi-kyoung | Production Design |
| Art | Im Ho-sang | Props |
| Costume & Make-Up | Ko Hee-jung | Costume Design |
| Costume & Make-Up | Park Hui-jeong | Makeup & Hair |
| Sound | 김창섭 | Sound Supervisor |
| Visual Effects | Jeon Gun-ik | Special Effects Supervisor |
| Crew | 허명행 | Martial Arts Choreographer |
| Crew | Yoon Seong-min | Martial Arts Choreographer |
| Visual Effects | Kim Hyeok | VFX Supervisor |
| Art | Shin Soon-ok | Production Design |
| Writing | 김정현 | Comic Book |
| Crew | 이병희 | Stunts |
| Sound | 조우진 | Sound Recordist |
| Directing | 곽병민 | Assistant Director |
| Crew | 천준호 | Stunts |
| Visual Effects | 황진혜 | VFX Supervisor |
