Trailer
Images
 | Kim Ha-neul as Park Hyo-joo |
 | Yoo In-young as Hae-young |
 | Lee Won-keun as Jae-ha |
 | Lee Hee-jun as Pyo Sang-woo |
 | Ki Joo-bong as Jae-ha's father |
 | Lee Ki-woo as Lee Jong-chan |
 | Jeong Seok-yong as vice-principal |
 | Hong Wan-pyo as head teacher |
 | Oh Na-ra as Lesson teacher |
 | Lee Kyung-young as Chairman |
 | Kwak Dong-yeon as Yoo Jong-Ki |
 | Im Hwa-young as Lee Yoon-mi |
 | Kim Soo-jin as Teacher |
 | Lee Chung-hee as Teacher |
 | Ok Ji-young as Kim Na-yeon |
| Camera | |
| Hong Eue-su | Key Grip |
Visual Effects | |
| Ha Seung-nam | Special Effects Supervisor |
Sound | |
| Choi Min-ho | Production Sound Mixer |
Art | |
| Kim Jung-woo | Set Decoration |
Directing | |
| Kim Tae-yong | Director |
Writing | |
| Kim Tae-yong | Screenplay |
Production | |
| Cho Sung-min | Producer |
| Kang Hye-jung | Producer |
| Park Jung | Producer |
| Ryoo Seung-wan | Producer |
Camera | |
| Kim Tae-soo | Director of Photography |
Production | |
| Kim Jeong-min | Co-Executive Producer |
Editing | |
| Kim Sang-bum | Editor |
| Kim Jae-beom | Editor |
Art | |
| Kim Cho-hea | Production Design |
| Kim Min-jeong | Art Direction |
Lighting | |
| Jun Young-seok | Gaffer |
Costume & Make-Up | |
| Park Hui-jeong | Makeup & Hair |
| Kim Eun-suk | Costume Design |
