Lee Na-young
Zen-Chen's Mother
Acting
Jang Dong-yoon
Zen-Chen
Acting
Oh Kwang-rok
Zen-Chen's Father
Acting
Lee Yoo-jun
Mr. Hwang
Acting
Seo Hyun-woo
Mother's Boyfriend
Acting
Park Chang-Hui
Zen-Chen's Grandfather
Acting
Lee Jung-eun
Bus Driver
Production
Kim Deok-ju
Zen-Chen's Grandmother
Acting