Cast & crew
Be My Boyfriend (2021)
Directed by Lee Si Young Written by Han Song Yi
Cast
| Choi Yu-ju | Chil-seong |
| Lee Si-woo | Mummy ji |
| Jung Bo-min | Min-gyu |
| Kim Byeong-kwan | Ul |
| Shin Hyeon-seung | Lee |
| Shin Hyeon-seung | Lee |
| Lim Sung-kyun | Tak |
| Lim Sung-kyun | Tak |
| Lee Si-woo | Mummy ji |
| Jung Bo-min | Se-joo |
| Choi Yu-ju | Han Solo |
| Kim Byeong-kwan | Ba |
| Shin Hyeon-seung | Lee Seung-min |
| Lee Si-woo | Oh Ji-na |
| Choi Yu-ju | Seong Han-na |
| Lim Sung-kyun | Gu Hyeong-tak |
| Kim Byeong-kwan | Oh Ba Ul |
| Jung Bo-min | Joo Min-ji |
Crew
| Shin Min-yong | Compositor |
| Lalae | Compositor |
| Oh Seung-hee | Vocals |
| Kim Wan Jung | Compositor |
| Kim Wan Jung | Compositor |
| Chang Seung-yeon | Vocals |
| Lee Si Young | Director |
| Jang Ye-eun | Vocals |
| Lee Si Young | Director |
| Jang Ye-eun | Vocals |
| Oh Seung-hee | Vocals |
| Shin Min-yong | Compositor |
| Lalae | Compositor |
| Chang Seung-yeon | Vocals |
| Han Song Yi | Writer |
| Han Song Yi | Writer |
| Shin Min-yong | Compositor |
| Lalae | Compositor |
| Kim Wan Jung | Compositor |
| Jang Ye-eun | Vocals |
| Chang Seung-yeon | Vocals |
| Lee Si Young | Director |
| Han Song Yi | Writer |
| Oh Seung-hee | Vocals |