| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Choi Sang-muk | Crew | Camera | Director of Photography | 20 |
 Yoon Tae-ho | Crew | Writing | Original Story, Creator | 20 |
 Kim Won-suk | Crew | Directing | Director, Creator | 20 |
Kim Jun-seok | Crew | Sound | Music | 20 |
Yu Jae-gyu | Crew | Lighting | Lighting Director | 20 |
 Lee Hang | Crew | Art | Art Direction | 20 |
Lee Jae-moon | Crew | Production | Producer | 20 |
Ham Seung-hoon | Crew | Production | Producer | 20 |
 Jung Yoon-jung | Crew | Writing | Screenplay | 20 |
Jinnie Choi | Crew | Production | Executive Producer | 20 |
Park Seong-il | Crew | Sound | Music | 20 |
 Lee Kyung-young | Cast | Actor | Choi Young-hoo | 20 |
 Jeong Seok-yong | Cast | Actor | Hwang | 1 |
 Oh Youn-hong | Cast | Actress | Oh Sang-shik's wife | 8 |
 Min Bok-gi | Cast | Kim Sang-hyeob | 2 | |
 Kim Jung-hak | Cast | Actor | Lee Seok-joong | 1 |
 Park No-shik | Cast | Actor | Deputy manager Ham | 1 |
 Lee Sung-min | Cast | Actor | Oh Sang-shik | 20 |
 Maeng Bong-hak | Cast | Actor | Han Seok-yool's father | 1 |
 Kim Ki-bang | Cast | Actor | Employee | 1 |
 Oh Jung-se | Cast | Actor | Husband | 1 |
 Hwang Seok-jeong | Cast | Actress | Kim Sun-ju | 1 |
 Jeong Soo-young | Cast | Actress | Assistant manager Kang | 1 |
 Seong Byeong-suk | Cast | Actress | Jung Sook-hee | 9 |
 Choi Gwi-hwa | Cast | Actor | Park Yong-goo | 1 |
 Jung Hee-tae | Cast | Actor | Jung Hee-seok | 20 |
 Kim Hee-won | Cast | Actor | Park Jong-shik | 4 |
 Choi Jae-woong | Cast | Actor | Assistant manager Cho | 2 |
 Jeon Jin-gi | Cast | Actor | Ahn Young-yi's father | 1 |
 Yoon Jong-hoon | Cast | Actor | Lee Sang-hyun | 5 |
 Oh Min-suk | Cast | Actor | Kang Hae-joon | 20 |
 Nam Kyung-eup | Cast | Actor | President | 4 |
 Lee Seung-joon | Cast | Actor | Shin Woo-hyun | 3 |
 Kang So-ra | Cast | Actress | Ahn Young-yi | 20 |
 Ryu Tae-ho | Cast | Actor | Go Dong-ho | 20 |
 Kim Won-hae | Cast | Actor | Park Young-ho | 1 |
 Byun Yo-han | Cast | Actor | Han Seok-yool | 20 |
 Kim Dae-myung | Cast | Actor | Kim Dong-sik | 20 |
 Kang Ha-neul | Cast | Actor | Jang Baek-gi | 20 |
 Park Hae-jun | Cast | Actor | Chun Kwan-woong | 20 |
 Kim Ho-chang | Cast | Actor | Employee | 1 |
 Son Jong-hak | Cast | Actor | Ma Bok-ryeol | 9 |
 Jun Suk-ho | Cast | Actor | Ha Sung-joon | 20 |
 Bae Yoo-ram | Cast | Actor | Oh Sang-shik (young) | 1 |
 Song Young-gyu | Cast | Actor | Director of Planning | 3 |
 Tae In-ho | Cast | Actor | Sung Joon-sik | 20 |
 Yoo Jae-myung | Cast | Actor | Factory worker | 1 |
 Lee Si-won | Cast | Actress | Ha Jung-yeon | 3 |
 Kim Ye-joon | Cast | Actor | Jang Geu-rae (young) | 5 |
 Lee Jun-hyeok | Cast | Actor | Employee | 1 |
 Kim Jong-soo | Cast | Actor | Kim Bu-ryeon | 11 |
 Yim Si-wan | Cast | Actor | Jang Geu-rae | 20 |
 Cha Soon-bae | Cast | Actor | Choi | 1 |
 Shin Eun-jung | Cast | Actress | Sun Ji-young | 20 |
 Nam Myung-ryeol | Cast | Actor | Baduk master | 3 |
 Kim Gyeong-ryong | Cast | Actor | Lee Jin-tae | 4 |
 Jang Hyuk-jin | Cast | Actor | Moon Sang-pil | 4 |
 Jeong Ui-gap | Cast | Actor | Moon Chung-gi | 1 |
 Song Jae-ryong | Cast | Actor | Seo Jin-sang | 3 |
 Lee Go-eun | Cast | Actress | Park So-mi | 1 |
 Han Gab-soo | Cast | Actor | Kim Seok-woo | 1 |
 Suh Yun-a | Cast | Actress | Lee Eun-ji | 1 |
 Jo Hyun-sik | Cast | Actor | Kim Seok-ho | 3 |
 Kim Ga-young | Cast | Actress | Jang Mi-ra | 7 |
 Jang Jun-whee | Cast | Actor | Assistant manager Seok | 1 |
 Choi Su-rin | Cast | Actress | Michelle Jang | 1 |
 Shin Jae-hoon | Cast | Actor | Yoo Hyung-gi | 10 |
 Moo Jin-sung | Cast | Actor | Jang Gi-seok | 3 |
 Jo Hun-hyeon | Cast | Actor | Self | 1 |
 Song Yeong-jae | Cast | Actor | Baduk team leader | 1 |
 Choi Ha-ho | Cast | Jang Geu-rae (teen) | 4 | |
| Person | Type | Job | Role(s) | Episodes |
