| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Cho Sang-kyung | Crew | Costume & Make-Up | Costume Design | 6 |
 Steve M. Choe | Crew | Editing | Editor | 6 |
 Kim Seong-yoon | Crew | Directing | Director | 6 |
 Kim Min-jung | Crew | Writing | Writer | 6 |
Han Myung-hwan | Crew | Sound | Sound Supervisor | 6 |
Park Jin-ah | Crew | Costume & Make-Up | Makeup & Hair | 6 |
Kim Il-kwang | Crew | Editing | Digital Intermediate | 6 |
 Ha Il-kwon | Crew | Writing | Original Story, Creator | 6 |
Park Seong-il | Crew | Sound | Original Music Composer | 6 |
Kim So-yeon | Crew | Art | Production Design | 6 |
Han Seok-won | Crew | Production | Executive Producer | 6 |
 Kim Jin | Cast | Actress | Jogger | 1 |
 Jo Han-chul | Cast | Actor | Yoon Ah-yi's Father | 6 |
 Yoon Kyung-ho | Cast | Actor | Kim Doo-Sik | 2 |
 Nam Da-reum | Cast | Actor | Ri Eul / Ryu Min-Hyuk [Teen] | 1 |
 Park Ha-na | Cast | Actress | Min Ji-Soo | 6 |
 Yoo Jae-myung | Cast | Actor | Il-deung's Father | 6 |
 Ji Chang-wook | Cast | Actor | Lee Eul | 6 |
 Kim Hye-eun | Cast | Actress | Il-deung Mother | 6 |
 Kim Bo-yoon | Cast | Actress | Kim So-Hee | 6 |
 Ryu Kyung-soo | Cast | Actor | Convenience store part-timer | 1 |
 Choi Seung-hoon | Cast | Actor | Na Il-Deung [Young] | 1 |
 Hwang In-yeop | Cast | Actor | Na Il-deung | 6 |
 Choi Sung-eun | Cast | Actress | Yun Ah-yi | 6 |
 Lee Suk-hyeong | Cast | Actor | Student | 1 |
 Yoo Chae-yeon | Cast | Actress | Girl spectator | 1 |
 Choi Young-jun | Cast | Actor | Detective Kim | 6 |
 Kang Moon-kyung | Cast | Actor | Principal | 1 |
 Hong Jeong-min | Cast | Actress | Yoon Yoo-Yi | 6 |
 Hwang Se-Hee | Cast | Actress | Lee Na-Yeong | 6 |
 Lee Seung-joon | Cast | Actor | Teacher | 1 |
 Park Seoung-tae | Cast | Actress | Mugging victim | 1 |
 Im Gi-hong | Cast | Actor | Homeroom teacher | 6 |
 Hong Seo-hee | Cast | Actress | Min Ji-Soo [Young] | 1 |
 Ji Hye-won | Cast | Actress | Baek Ha-Na | 6 |
 Lee Ki-seop | Cast | Actor | Forensics investigator | 1 |
 Kim Ba-da | Cast | Actor | Sergeant Park | 6 |
 Oh So-hyun | Cast | Actress | Seo Ha-Yoon | 6 |
 Jeon Jun-woo | Cast | Actor | Police officer | 1 |
 Lee Ki-seop | Cast | Actor | Forensics investigator | 1 |
 Kim Yeon-woo | Cast | Actor | Student | 1 |
| Person | Type | Job | Role(s) | Episodes |
