이성민

Joo Tae-ju

김서형

Min Su-hee

배정남

Cho Man-sik

신하균

Ali (voice)

갈소원

Seo-yeon

David Lee McInnis

Dmitri

유인나

Ming Ming (voice)

김수미

Parrot (voice)

Sun-kyun Lee

Black goat (voice)

Lee Jung-eun

Gorilla (voice)

이순재

Hamster (voice)

김보성

Pug (voice)

곽자형

Boar (voice)

박준형

Eagle (voice)

Park Yu-mil

Ho-kyung

이수경

So-jin

Lee Seung-cheol

President

이동희

Zoo director

Nam Gyeong-min

Squad leader

박혁권

Jason Scott Nelson

Jason