| Person | Type | Job | Role(s) |
|---|---|---|---|
 Kim Jae-keun | Crew | Lighting | Gaffer |
Hong Jae-sik | Crew | Camera | Director of Photography |
 Kim Tae-seong | Crew | Sound | Original Music Composer |
 Lee Su-jin | Crew | Directing | Director, Writer, Producer |
Kim Jung-hwan | Crew | Production | Producer |
Lee Sung-june | Crew | Sound | Sound Mixer |
Choi Hyun-sook | Crew | Editing | Editor |
Kevin Kang | Crew | Editing | Digital Intermediate |
Yoon Dae-won | Crew | Visual Effects | Special Effects Supervisor |
Kim Eun-suk | Crew | Costume & Make-Up | Costume Design |
Seo Yeong-jun | Crew | Sound | Supervising Sound Editor |
Yim Dong-seok | Crew | Sound | Production Sound Mixer |
Choi Hyo-sun | Crew | Art | Production Design |
Jeong Sang-woo | Crew | Sound | Musician |
 Min Kyung-jin | Cast | Actor | Vice Principal |
 Yoo Seung-mok | Cast | Actor | Han Gong-ju's Father |
 Kim Jung-pal | Cast | Actor | Owner of Animal Hospital |
 Chun Woo-hee | Cast | Actress | Han Gong-ju |
 Kim Hyun-joon | Cast | Min-ho | |
Jung In-sun | Cast | Actress | Eun-hee |
 Dong Hyun-bae | Cast | Actor | Swimming Instructor |
 Kim So-young | Cast | Actress | Hwa-ok |
 Oh Hee-jun | Cast | Actor | Min-ho Group |
 Lee Young-lan | Cast | Actress | Ms. Lee |
 Kim Ji-soo | Cast | Actor | Min-ho Group |
 Kwon Beom-taek | Cast | Actor | Chief of Police Substation |
 Kimchoi Yong-joon | Cast | Actor | Dong-yoon |
 Baek Ji-won | Cast | Actress | Nurse |
 Son Seul-gi | Cast | Actress | Min-seo |
 Lee Chung-hee | Cast | Actress | Chung-hee |
Yim Dong-seok | Cast | Dong-yoon's Father | |
| Person | Type | Job | Role(s) |
