| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Oh Hwan-min | Crew | Production | Producer | 12 |
 Han Dong-hwa | Crew | Directing | Director, Creator | 12 |
 Lee Eun-mi | Crew | Writing | Writer | 12 |
Hun | Crew | Creator | Creator | |
 Jeong Gyu-su | Cast | Actor | Deok Chul's friend | 1 |
 Park In-hwan | Cast | Actor | Sim Deok-chul | 12 |
 Yoon Ji-hye | Cast | Actress | Eun So-ri | 12 |
 Kim Ki-cheon | Cast | Actor | Deok Chul's friend | 1 |
 Na Moon-hee | Cast | Actress | Choi Hae-nam | 12 |
 Cho Seong-ha | Cast | Actor | Lee Moo-young | 12 |
Go Gyu-pil | Cast | Actor | Prospective student | 1 |
 Jung Hee-tae | Cast | Actor | Young-il | 12 |
 Kim Tae-hun | Cast | Actor | Ki Seung-joo | 12 |
 Seo In-guk | Cast | Actor | Hwang Hee | 1 |
 Jo Bok-rae | Cast | Actor | Sim Seong-gwan | 12 |
 Song Kang | Cast | Actor | Lee Chae-rok | 12 |
 Jung Hae-kyun | Cast | Actor | Sim Seong-san | 12 |
 Shin Eun-jung | Cast | Actress | Kim Ae-ran | 12 |
 Kim Kwon | Cast | Actor | Yang Ho-bum | 12 |
 Kim Soo-jin | Cast | Actress | Sim Seong-suk | 12 |
 Kim Ki-nam | Cast | Actor | Park Jung-Seo | 1 |
 Lee Young-suk | Cast | Actor | Lee Gyo-Seok | 1 |
 Baek Seung-chul | Cast | Actor | Han Cheol | 2 |
 Lee Dong-yong | Cast | Actor | Chinese restaurant owner | 1 |
 Hwang Sang-kyung | Cast | Actor | Kim Heung-Shik | 1 |
 Kim Hyeon-mok | Cast | Actor | Kim Se-jong | 12 |
 Joo Bo-bi | Cast | Actress | Choi Hae-Nam [Young] | 1 |
 Hong Seung-hee | Cast | Actress | Sim Eun-ho | 12 |
 Lee So-yeong | Cast | Actress | Yoo An-na | 12 |
 Lee Hyun-kyun | Cast | Actor | Shim Deok-Chul [Young] | 2 |
 Jeong Jae-seong | Cast | Actor | Deok Chul's father | 2 |
 Kim Seong-yong | Cast | Actor | Realtor | 1 |
 Bae Seong-il | Cast | Actor | Customer | 1 |
 Lee Jae-eun | Cast | Actress | Neighborhood woman | 1 |
 Lee Mun-Su | Cast | Actor | Deok Chul's friend | 1 |
 Lee Seo-bin | Cast | Actress | Kim Min-hee | 1 |
 Kim Gyeong-min | Cast | Actor | Mr. Yoon | 1 |
 Oh Jae-woong | Cast | Actor | Chae Rok's ballet friend | 1 |
 Cha Sung-je | Cast | Actor | Shim Seong-San [Young] | 1 |
 Lee Yun-sang | Cast | Actor | Kwon Byung-Wook | 1 |
 Park Joon-sang | Cast | Actor | HQ employee | 1 |
 Kim Byung-cheol | Cast | Actor | Radio program staff | 1 |
| Person | Type | Job | Role(s) | Episodes |
