| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Kim Jin-min | Crew | Directing | Director, Creator | 8 |
 Cho Sang-kyung | Crew | Costume & Make-Up | Costume Design | 8 |
 Hwang Sang-jun | Crew | Sound | Music | 8 |
Kim Seung-gyu | Crew | Lighting | Lighting Director | 8 |
Kim Ba-da | Crew | Writing | Writer, Creator | 8 |
Sohn Won-ho | Crew | Camera | Director of Photography | 8 |
Hong Ju-hui | Crew | Art | Production Design | 8 |
 Kim Min-soo | Crew | Crew | Martial Arts Choreographer | 8 |
Sung So-won | Crew | Costume & Make-Up | Makeup & Hair | 8 |
Jeon Jae-wook | Crew | Art | Props | 8 |
Lee Su-min | Crew | Crew | Martial Arts Choreographer | 8 |
Yeom Jun-ho | Crew | Production | Producer | 8 |
Hwang Yi-seul | Crew | Editing | Editor | 8 |
Oh Chung Pung | Crew | Production | Director of Operations | 8 |
 Park Hee-soon | Cast | Actor | Choi Mu-jin | 8 |
 Kim Sang-ho | Cast | Actor | Cha Gi-ho | 8 |
 Kim Bi-bi | Cast | Actress | Homeroom teacher | 1 |
 Yoon Kyung-ho | Cast | Actor | Yoon Dong-hoon / Song Joon-soo | 3 |
 Lee Hak-ju | Cast | Actor | Jung Tae-joo | 8 |
 Ahn Bo-hyun | Cast | Actor | Jeon Pil-do | 8 |
 In-woo Kim | Cast | Actor | Yamamoto | 1 |
 Han So-hee | Cast | Actress | Yoon Ji-woo | 8 |
 Kim Chan-yi | Cast | Actor | Buyer | 2 |
 Cha Ji-hyun | Cast | Actor | Thug | 1 |
 Ri Woo-jin | Cast | Actor | Monk | 1 |
 Chang Ryul | Cast | Actor | Do Gang-jae | 8 |
 Shin Yeon-woo | Cast | Actress | Woman on drugs | 2 |
 Won Jin | Cast | Actor | Moo-jin's chauffeur | 1 |
 Kwon Hyeok-beom | Cast | Actor | Park Chang-goo | 1 |
 Moon Sang-min | Cast | Actor | Go Gun-pyeong | 2 |
 Back Joo-hee | Cast | Actress | Kang Soo-yeon | 1 |
 Im Gi-hong | Cast | Actor | Mango | 8 |
 Hong Woo-jin | Cast | Actor | Park Jin-woo | 1 |
 Han Dong-kyu | Cast | Actor | Bae Joon-gu | 1 |
 Song Young-joo | Cast | Actress | Bully student | 1 |
 Kim Soo-ha | Cast | Actress | Yoon Ji-woo (young) | 1 |
 Kim Jung-woo | Cast | Actor | Detective | 1 |
 Ahn Bok-ja | Cast | Actress | Convenience store owner | 1 |
 Kim Byung-cheol | Cast | Actor | Cho Jin-se | 2 |
 Won Choon-gyu | Cast | Actor | Buyer | 2 |
| Person | Type | Job | Role(s) | Episodes |
