| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Jung Woo-sung | Crew | Production | Executive Producer | 8 |
 Choi Eui-young | Crew | Costume & Make-Up | Costume Design | 8 |
Park Eun-kyo | Crew | Writing | Writer, Creator | 8 |
Back Ji-sun | Crew | Production | Co-Producer | 8 |
Lee Ji-soo | Crew | Sound | Original Music Composer | 8 |
Jo Young-wook | Crew | Production | Producer | 8 |
 Yang Jin-mo | Crew | Editing | Editor | 8 |
Kim Chang-ho | Crew | Lighting | Lighting Director | 8 |
Baek Yoon-seuk | Crew | Camera | Director of Photography | 8 |
Choi Hang-yong | Crew | Writing | Original Story, Director, Creator | 8 |
Gang Hye-yeong | Crew | Sound | Sound Supervisor | 8 |
 Lee Na-gyeom | Crew | Art | Production Design | 8 |
Lee Eun-ju | Crew | Costume & Make-Up | Makeup & Hair | 8 |
Son Seung-hyun | Crew | Visual Effects | VFX Supervisor | 8 |
 Bae Doona | Cast | Actress | Song Ji-an | 8 |
Jung Woo-sung | Cast | Actor | Man in tower | 1 |
 Heo Sung-tae | Cast | Actor | Kim Jae-sun | 8 |
 Gong Yoo | Cast | Actor | Han Yun-jae | 8 |
 Lee Joon | Cast | Actor | Ryu Tae-suk | 8 |
 Kim Sun-young | Cast | Actress | Hong Ga-young | 8 |
 Kil Hae-yeon | Cast | Actress | Director Choi | 8 |
 Kang Ji-woo | Cast | Actress | Young Song Ji-an | 8 |
 Choi Hee-jin | Cast | Actress | NMC Doctor | 8 |
 Lee Moo-saeng | Cast | Actor | Gong Soo-hyuk | 8 |
 Lee Sung-wook | Cast | Actor | Kim Hee-sun | 8 |
