 | 박서준 als Ki-joon |
 | 강하늘 als Hee-yeol |
 | 성동일 als Professor Yang |
 | 박하선 als Joo-hee |
 | 고준 als Young-choon |
 | 이호정 als Yoon-jeong |
 | 배유람 als Jae-ho |
 | Cho Joon als Koon-ho |
 | 변우석 als Celebrity |
 | 김규백 als Young-choon's Gang Member |
 | 오유진 als Eun-mi |
 | 정다은 als Hyo-jin |
 | 이은샘 als Student |
 | Cha Si-won als Student |
 | 황찬성 als Self |
 | 신안진 als Professor |
 | Jeong Dong-hoon als Student |
 | Lee Seung-hee als Gun-young |
 | Kwon You-na als Ye-jin's Sister |
 | 이준혁 als Professor Ha |
| Kim Joo-hwan | Director |
| Kim Joo-hwan | Writer |
| Kim Jae-joong | Producer |
| Kim Woo-jae | Co-Producer |
| Lee Jun-u | Producer |
| 김창주 | Editor |
| Hong Ye-yeong | Sound Supervisor |
| Choi Ki-ho | Production Design |
| Cho Sang-yun | Director of Photography |
| Jeong Jin-ho | Original Music Composer |
| Cha Won-chun | Executive Producer |
| Jeong Gyeong-jae | Executive Producer |
| Hong Su-hee | Costume Design |
| Jang Jin | Makeup & Hair |
| Wang Ho-sang | "B" Camera Operator |
| Jo Seong-geol | Co-Executive Producer |
| Ahn Bok-nam | Production Sound Mixer |
| Hong Jang-pyo | Special Effects Supervisor |
| Choi Hyo-sun | Props |
| Bae Sang-min | Matte Painter |
| Kim Seong-o | Key Grip |
| Yoon Jong-woon | Key Grip |
| Park Jun-gyu | Lighting Director |
