구교환

Shin Pa-rang

이상희

Choi Hyun

차수연

Choi Soo-jin

Jung Young-ki

Hwang Seung-yeol

Jang Seo-kyung

Lee Seul-gi

우지현

Kim Jung-bin

Lee Joon-Young

Sung-hoon

남명렬

Manager Android

Son Min-seok

Section Chief Android

Kim Seung-hoon

Team Leader Android

이영석

Shin Pa-rang's father

윤순심

Shin Pa-rang's mother

Lee Jae-hui

Shin Pa-rang's landlady

Kim Hyun

Lee Seul-gi's mother

강진아

Teaching Assistant

Lim Se-Joon