Cast from Way Back Home

Jeon Do-yeon

Song Jung-yeon

Go Soo

Im Jong-bae

Kang Ji-woo

Hye-rin

Choi Min-cheol

Seo Moon-do

Lee Dong-hwi

Gwang-sik

Park Ji-hwan

Tae-gwang

Seo Jin-won

Sang-chul

Choi Gwi-hwa

Detective from Seoul Prosecutor's Office

Corinne Masiero

Hellboy

Joanna Kulig

Yalka

Heo Joon-seok

Soo-Jae

Bae Sung-woo

Korean Embassy Employee

Kim Hae-gon

Proxy Driver Client

Lee Min-woong

Korean Embassy Employee 1

Dong Hyo-hee

Jong-bae Older Sister

Jang Gwang

Ambassador to France

Choi Young-woo

Broker

Park Jae-cheol

Student

Kim Hyun-min

jjimjilbang (sauna) counter

Oh Yeon-ah

Su-ji