Son Ye-jin

as Yobi (voice)

Ryu Deok-hwan

as Hwang Geum-ee (voice)

Gong Hyung-jin

as Mr. Kang Han-moo (voice)

Lee Jong-gu

as Hunter/Village Headman (voice)

Lee Hyang-sook

as Mother Spirit / Ju Hye-Seung (voice)

Choi Do-yeong

as Jo-hee (voice)

Lee Hyun-joo

as Naughty Yo/ Saeng-Kee/ Sung-Chan (voice)

Kim So-hyeong

as Mr. Shadow / Captain Yo (voice)

Jeong Ok-joo

as Jung Jong-ee / Jong-ee's Mother/ Jung-Wook/ News Anchor (voice)

Seo Yun-seok

as Chubby Yo/ Sambaba/ Reporter/ Policeman/ News Anchor (voice)

Choi Moon-ja

as Hairy Yo/ Sambaba (voice)

Sa Seong-ung

as Jumbo Yo / Jong's Father/ News Reporter/ Tae Soo (voice)

Lee Sun-ho

as Tiny Yo/ Jung-Won (voice)

Chae Eui-jin

as Sambaba / Jung Woo / Min Ho / Nurse (voice)