Connection

Ji Sung

as

Jang Jae-gyeong

Jeon Mi-do

as

Oh Yoon-jin

Lee Hyun So

as

Park Joon-Seo ...

Kwon Yul

as

Park Tae-jin

Kim Kyung-nam

as

Won Jong-soo

Lee Sang-jun

as

Kim U-sung

Jung Yoo-min

as

Choi Ji-yeon

Jung Soon-won

as

Heo Joo-song

Yoon Na-moo

as

Park Jun-seo

Seo Yi-ra

as

Oh Soo-hyun

Jeong Jae-kwang

as

Kim Chang-soo

Cha Yeob

as

Oh Chi-hyeon

Lee Kang-wook

as

Jung Yoon-ho

Cho Han-gyeol

as

Young Jang Jae...

Kim Min-ju

as

Young Oh Yoon-...

Park Keun-rok

as

Jung Sang-eui

Yoo Hee-je

as

Gong Jin-wook

Ryu Hye-rin

as

Kang Si-jung

Park Jung-pyo

as

Yoo Gyeong-hwan

Yoon Sa-bong

as

Jung Yeon-joo

Moon Sung-keun

as

Won Chang-ho

Han Hyeon-jun

as

Min Hyeon-woo