Koo Kyo-hwan
Shin Pa-rang
Acting
Lee Sang-hee
Choi Hyun
Acting
Cha Soo-yeon
Choi Soo-jin
Acting
Jung Young-ki
Hwang Seung-yeol
Acting
Jang Seo-kyung
Lee Seul-gi
Acting
Woo Ji-hyeon
Kim Jung-bin
Acting
Lee Jun-young
Sung-hoon
Acting
Nam Myung-ryeol
Manager Android
Acting
Son Min-seok
Section Chief Android
Acting
Kim Seung-hoon
Team Leader Android
Acting
Lee Young-suk
Shin Pa-rang's father
Acting
Yoon Soon-shim
Shin Pa-rang's mother
Acting
Lee Jae-hui
Shin Pa-rang's landlady
Acting
Kim Hyun
Lee Seul-gi's mother
Acting
Kang Jin-ah
Teaching Assistant
Acting