Ko Chang-seok

The Killers

Smile (segment "Silent Cinema")

Life Is Beautiful

Purser

Project Wolf Hunting

Ko Geon-bae

Miracle: Letters to the President

Ra-hee's Father

A Taxi Driver

Sang-gu's Father

Seondal: The Man Who Sells the River

Bo-won

The Con Artists

Gu-in

Slow Video

Doctor Seok

Tabloid Truth

Baek Moon

The Huntresses

Moo-Myung

The Spy: Undercover Operation

Department head Jin

Mr. Go

Detective So

Secretly, Greatly

Seo Sang-gu

In Between

Almost Che

Police officer Kim

The Grand Heist

Hong Seok-chang

Mr. XXX-Kisser

Sung-cheol

Miss Conspirator

Detective So

Over My Dead Body

Hwang Seong-goo

Mr. Idol

Han Jong-tak

The Front Line

Yang Hyo-sam

Quick

Detective Seo

The Showdown

Du-soo

Hello Ghost

Chain-smoking Ghost

Second Half

Seafood Restaurant Owner

A Barefoot Dream

Park In-Gi

City Of Fathers

Kim Kang-soo

The Case of Itaewon Homicide

Alex's father

Insadong Scandal

Hojinsa, forgery factory president

Antique

Gay Club Master

Rough Cut

Director Bong

Going by the Book

Woo Jong-dae (uncredited)

Ice Bar

Cop

No Mercy for the Rude

Piano

The Host

Nurse

Running Wild

Gang Member

Lady Vengeance

Woo So-young's Husband

The Last Wolf

Narrow Eyes

The Go to Restaurant

Ko Shin-soo

Way Back Love

Jeong Yil-beom · (6 episodes)

The Match

Seung-pil

My Dearest Nemesis

Baek Won-seob · (12 episodes)

Melo Movie

Ma Seong-u · (10 episodes)

Chicken Nugget

Baek-joong's father · (1 episode)

Dream

Jeon Hyo-bong

Countdown

Principal

Glitch

Kim Chanwoo · (10 episodes)

Today's Webtoon

On Ki-bong · (16 episodes)

I Want to Know Your Parents

Teacher Jung

Sinkhole

Fire Chief

The Game Caterers

Self · (2 episodes)

The Good Detective

Cha Moon-Ho · (16 episodes)

House on Wheels

Self · (1 episode)

Innocence

Seedsman

Memorist

Goo Kyung Tan · (16 episodes)

Jesters: The Game Changers

Hong-chil

Arthdal Chronicles

Tae-ap-dok · (1 episode)

Race to Freedom: Um Bok-dong

Ahn Do-min

Encounter

Nam Myeong-sik · (16 episodes)

Dark Figure of Crime

Diving Captain Jam-soo

The Miracle We Met

Song Hyun-chul (B) · (18 episodes)

Be with You

Hong-gu

1987: When the Day Comes

Journalist (cameo) (uncredited)

Overgrown Bromance

Himself · (5 episodes)

My Little Old Boy

(1 episode)

Reply 1988

Mi-ok's father · (2 episodes)

Kill Me, Heal Me

Dr. Seok Ho-pil · (20 episodes)

The Night Watchman

Minister Ddoong · (24 episodes)

The Face Reader

Choi Dae-gam

Good Doctor

Jo Jung-mi · (20 episodes)

Ad Genius Lee Tae-baek

Ma Jin-ga · (16 episodes)

Little Black Dress

Director

Running Man

(2 episodes)

Secret Reunion

Vietnam Boss

Dream

Straw · (20 episodes)

Infinite Challenge

Self · (3 episodes)

Superman in Early Summer

Superman