Directed by
| Kim Jee-woon | ... | (as Jee-woon Kim) |
Writing Credits (in alphabetical order)
| Kim Jee-woon | ... | (as Jee-woon Kim) |
| Jin A Kim | ||
| Lina Suh | ... | (story editor) |
| Koh Young-Jae | ||
Cast
 |
Mina An | ... | Yoojin |
|
|
Liz Cha | ... | Clinic Manager |
| Lee El | ... | Dr. Hyun | |
| Park Hee-soon | ... | Kangmu Lee (as Hee-soon Park) | |
| Lee Sun-kyun | ... | Sewon | |
Produced by
| Kim Jee-woon | ... | executive producer (as Jee-woon Kim) (showrunner) |
Music by
| Mowg | ||
Second Unit Director or Assistant Director
| Pil-sung Yim | ... | second unit director |
Sound Department
| Jesús M. Rodríguez | ... | recording assistant (english version) |
Visual Effects by
| Jinhee Kim | ... | visual effects producer |
| Soo Jin Lee | ... | pipeline td |
Casting Department
| Allycia Atania | ... | executive in charge of casting |
Music Department
| Wani Han | ... | composer: additional music |
Additional Crew
| Sejin Park | ... | epk producer |
| Yoonjung Song | ... | epk production manager |
