Yobi (voice)
Son Ye-jin
Hwang Geum-ee (voice)
Ryu Deok-hwan
Hairy Yo/ Sambaba (voice)
Choi Moon-ja
Jumbo Yo / Jong's Father/ News Reporter/ Tae Soo (voice)
Sa Seong-ung
Tiny Yo/ Jung-Won (voice)
Lee Sun-ho
Sambaba / Jung Woo / Min Ho / Nurse (voice)
Chae Eui-jin
Mr. Kang Han-moo (voice)
Gong Hyung-jin
Hunter/Village Headman (voice)
Lee Jong-goo
Mother Spirit / Ju Hye-Seung (voice)
Lee Hyang-sook
Jo-hee (voice)
Choi Do-yeong
Naughty Yo/ Saeng-Kee/ Sung-Chan (voice)
Lee Hyun-joo
Mr. Shadow / Captain Yo (voice)
Kim So-hyeong
Jung Jong-ee / Jong-ee's Mother/ Jung-Wook/ News Anchor (voice)
Jeong Ok-joo
Chubby Yo/ Sambaba/ Reporter/ Policeman/ News Anchor (voice)
Seo Yun-seok
Director
Lee Sung-gang
Animation
Kim Chang-soo
Producer
Oh Min-ho
Kang Han-young
Executive Producer
Kwon Woo-sung
Kang Sung-yu
Writer
Co-Producer
Cho Su-jung
Line Producer
Kang Jun-won
Lee Dong-joo
Sound
Jeong Soo-yeon
Art Direction
Cho Hea-seung
3D Supervisor
Kim Min-ho
Character Designer
Park Hyung-dong
Original Music Composer
Ryo Kunihiko
Sound Mixer
Dialogue Editor
Jeong Hai-yeon
ADR Editor
Music Editor
Park Chang-joo
Sound Effects Designer
Kim Ki-hyun
Casting
Joo Young-gil
Assistant Director
Ryu Jung-oo