로봇, 소리

이성민

Hae-Gwan

Shim Eun-kyung

Sori (voice)

Honey Lee

Ji-yeon

채수빈

Yoo-joo

이희준

Jin-ho

Kim Won-hae

Goo-cheol

Ryu Jun-yeol

Underground Singer

전국환

President Go

곽시양

Hyeon-soo

Jeon Hye-jin

Hyun-sook

이영진

Yoo Sung-jin

강진아

Jang Geun-yeong