Tang Wei character Seo-rae
Park Hae-il character Hae-joon
Lee Jung-hyun character Jung-an
Park Yong-woo character Lim Ho-shin
Go Kyung-pyo character Soo-wan
Kim Shin-young character Yeon-su
Yoo Seung-mok character Ki Do-soo
Jung Yi-seo character Mi-ji
Jung Young-sook character Monday Granny
Lee Hak-joo character Lee Ji-goo
Park Jeong-min character Hong San-oh
Jeong Ha-dam character Oh Ga-in
Seo Hyun-woo character Cheol-seong
Yoo Teo character Assistant Manager Lee
Jeong So-ri character Part-timer at the Internet Cafe
Shin An-jin character Mountain Lifeguard
Kim Do-yeon character ER Doctor
Go Min-si character Shaman
Cha Seo-won character Mr. Ryu
Joo In-young character Caregiver Manager
Choi Sun-ja character Seo-rae's Mother
Jin Yong-uk character Director of Judging
Choi Dae-hoon character Sleep Doctor
Kim Mi-hwa character Madam Soft-shelled Turtle
Kwak Eun-jin character Ji-min
Ahn Seong-bong character Go-bin
Lee Yong-nyeo character Friday Granny
Kim Gook-jin character Translation App (voice)
Kim Sang-hyun character Translation App (voice)
Yoo In-hye character Power plant worker
