W: Two Worlds Apart

Lee Jong-suk

as

Kang Cheol

Han Hyo-joo

as

Oh Yeon-joo

Jung Yoo-jin

as

Yoon So-hee

Lee Tae-hwan

as

Seo Do-yoon

Lee Si-eon

as

Park Soo-bong

Park Won-sang

as

Han Cheol-ho

Kim Eui-sung

as

Oh Sung-moo

Kang Ki-young

as

Kang Seok-beom

Heo Jeong-do

as

Park Min-soo

Cha Kwang-soo

as

Son Hyun-suk

Nam Kee-ae

as

Kil Soo-sun

Ryu Hye-rin

as

Sun-mi

Park Choong-se...

as

Kang Chul's Fa...

Kim Na-woon

as

Kang Chul's Mo...

Lee Se-rang

as

Kil Soo-young

Seo Shin-ae

as

Kang Chul's Yo...

Park Min-ha

as

Young Oh Yeon-...

Yang Hye-ji

as

Yun-hee

Jung Ji-so

as

Teenage Oh Yeo...

Ri Min

as

Team Leader Pa...

Jin Hyun-kwang

as

Policeman

Yang Seung-geol