Project Silence

Lee Sun-kyun

as

Cha Jung-won

Ju Ji-hoon

as

Jobak

Kim Hee-won

as

Dr. Yang

Moon Sung-keun

as

Byung-hak

Ye Su-jeong

as

Soon-ok

Kim Tae-woo

as

Jung Hyun-baek

Park Hee-von

as

Mi-ran

Park Ju-hyun

as

Yu-ra

Kim Su-an

as

Cha Kyung-min

Ha Do-kwon

as

Captain Kang

Jang Gwang

as

Defense Minist...

Choi Jung-woo

as

Chief secretary

Ku Sung-hwan

as

Bus driver

Park Ho-san

as

Intelligence C...

Moon Byeong-ju

as

BJ

Song You-hyun

as

Kyung-min's mo...

Jang Tae-min

as

Official

Yoo Yeon

as

Official

Kwak Jin-seok

as

Commando comma...

Ahn Seong-bong

as

Staff sergeant