Cast & crew
Battle for Happiness (2023)
Directed by Kim Yun-cheol Written by Joo Young-ha
Cast
| Park Hyo-ju | Se-jin |
| Cha Ye-ryun | Unis Kim |
| Woo Jeong-won | Hwang |
| Kim Yeong-hun | Lee |
| Moon Hee-kyung | Kang Ha-ri |
| Son Woo-hyeon | Lee |
| Lee Kyu-han | Joon-pyo |
| Lee Je-yeon | Wan Jung |
| Yoon Seo-yeon | Jang |
| Cha Ye-ryun | Unis Kim |
| Lee Je-yeon | Ki-soo |
| Yoon Seo-yeon | Jang |
| Lee Kyu-han | Joon-pyo |
| Jin Seo-yeon | Song Liling |
| Lee El | Jang |
| Choi Gyu-ri | Jang |
| Park Hyo-ju | Se-jin |
| Kim Yeong-hun | Lee |
| Moon Hee-kyung | Seo Hye-sook |
| Son Woo-hyeon | Lee |
| Woo Jeong-won | Hwang |
| Yoon Seo-yeon | Jang Mi-ho (child) |
| Lee El | Jang Mi-ho |
| Jin Seo-yeon | Song Jung-ah |
| Cha Ye-ryun | Kim Na-young |
| Park Hyo-ju | Oh Yu-jin |
| Woo Jeong-won | Hwang Ji-ye |
| Lee Kyu-han | Kang Do-joon |
| Moon Hee-kyung | Im Kang-sook |
| Son Woo-hyeon | Lee Jin-sub |
| Kim Yeong-hun | Lee Tae-ho |
| Lee Je-yeon | Jung Soo-bin |
| Choi Gyu-ri | Jang Mi-Ho (teen) |
Crew
| Joo Young-ha | Writer |
| Kim Yun-cheol | Director |
| Joo Young-ha | Book |
| Mirani | Theme Song Performance |
| Kim Yun-cheol | Director |
| Joo Young-ha | Writer |
| Joo Young-ha | Book |