Actors who played support characters I loved

Kim Joo Heon

South Korean

Lee Sang In in It's Okay to Not Be Okay

Seo Chung Myung (Dal Mi & In Jae's father) in Start-Up

Kwak Dong Yeon

South Korean

Kwon Gi Do in It's Okay to Not Be Okay

Jang Han Seo in Vincenzo

Nu A in Our Beloved Summer

Kang Gi Doong

South Korean

Jo Jae Su in It's Okay to Not Be Okay

Guest appearance in My Beloved Summer

Kim Chang Wan

South Korean

Director Oh Ji Wang in It's Okay to Not Be Okay

Ji Jin Hee

South Korean

Han Jung Woo (Geu Ru's father) in Move to Heaven

Jo Han Chul

South Korean

Oh Chun Jae/ Oh Yoon in Hometown Cha Cha Cha

Han Seung Hyuk in Vincenzo

Ah Yi's father in The Sound of Magic

Yoon Byung Hee

South Korean

Mr. Nam in Vincenzo

Im Chul Soo

South Korean

Ahn Ki Seok in Vincenzo

Choi Young Joon

South Korean

Mr. Cho in Vincenzo

Detective Kim in The Sound of Magic

Bang Ho Shik in Our Blues

Kim Gi Cheon

South Korean

Kan Pil Ong in It's Okay to Not Be Okay

Kim Young Woong

South Korean

Park Seok Do (Nutria) in Vincenzo

Go Se Gyu in Happiness

Jeong Jae Kwang

South Korean

Joo Jung Tae in It's Okay to Not Be Okay

Yang Kyung Won

South Korean

Mr. Lee (Pawnshop owner) in Vincenzo

Park Won Sang

South Korean

Choi Ho (Ung's father) in Our Beloved Summer

In Gyo Jin

South Korean

Jang Yeong Guk in Hometown Cha Cha Cha

Ahn Dong Goo

South Korean

Eun Ho in Our Beloved Summer

Park Soo Young

South Korean

Park Sang Min (Club Member) in My Liberation Notes

Lee Jae Chul in My Mister

Park Byung Eun

South Korean

Ma Sang Gu in Because This Is My First Life

Kang Ki Young

South Korean

Jung Myung Seok in Extraordinary Attorney Woo

Park Ji Hwan

South Korean

Jung In Kwon in Our Blues

Park Ho San

South Korean

Ji Soo's father in Extratcurricular

Park Sang Hoon in My Mister

Song Sae Byuk

South Korean

Park Ki Hoon in My Mister

Jeon Bae Soo

South Korean

Chief Byun Bae Soo in When the Camellia Blooms

Nam So-Ju (On Jo's father) in All of Us Are Dead

Woo Gwang Ho (Young Woo's father) in Extraordinary Attorney Woo

Ji Hyo's father in Glitch

Choi Min Soo

South Korean

Lee Wang Cheol (Mr. Lee) in Extracurricular

Yoo Soo Bin

South Korean

Lee Chul San in Start-Up

Kim Sang Ho

South Korean

Han Du Sik in Sweet Home

Moo Young in Kingdom 

Cha Gi Ho in My Name

Yoo Jae Myung

South Korean

Hong Yu Chan (Cha Young's father) in Vincenzo

Na Jim Man (Il Deung's father) in The Sound of Magic

Lee Ki Woo

South Korean

Jo Tae Hoon in My Liberation Notes

Oh Jung Se

South Korean

No Gyu Tae in When the Camellia Blooms

Koo Kyo Hwan

South Korean

Han Ho Yeol in D.P.

Bang Gu Ppong (Mr. Fart) in Extraordinary Attorney Woo

Jo Bok Rae

South Korean

Park Dong Il (Woong's boss) in Our Beloved Summer

Park Hae Joon

South Korean

Gyum Deok in My Mister

Kang Hyung Suk

South Korean

Choi Eun Chul in Hometown Cha Cha Cha

Ri Woo Jin

South Korean

Jeok Ha (Monk) in Vincenzo

Oh Young Soo

South Korean

Oh Il Nam in Squid Game

Choi Deok Moon

South Korean

Mr. Tak in Vincenzo

Kim Hyung Mook

South Korean

Toto in Vincenzo

Lee Eol

South Korean

Ko Dae Hwan (Mun Yeong's father) in It's Okay to Not Be Okay

Tailor shop owner in Move to Heaven

Yoon Seok Hyun

South Korean

Choi Geum Chul in Hometown Cha Cha Cha

Bae Hyun Sung

South Korean

Jung Hyun in Our Blues

Chun Ho Jin

South Korean

Yeom Je Ho  (Father) in My Liberation Notes

Na Chul

South Korean

Na Soo Min in Happiness

Na Deok Jin in Vincenzo

Yun Hyeong (Han Ji Yul's friend) in Once Upon a Small Town

Kim Ji Hoon

South Korean

Denver in Money Heist Korea

Park Hyuk Kwon

South Korean

Jo Jin Woo (teacher) in Extracurricular

Kim Min Seok

South Korean

Choi Kyung Jeon in Lovestruck in the City

Shim Won Seok in Because This Is My First Life

Seo Sang Won

South Korean

Yoon Tae Hwa (Hye Jin's father) in Hometown Cha Cha Cha

Go Jin Bom in My Mister

Han Sang Jo

South Korean

Oh Du Hwan in My Liberation Notes

Kim Woo Hyung

South Korean

Park Jin Woo (Gi Jeong's boss) in My Liberation Notes

Im Ki Hong

South Korean

Ryu Dae Yeol in Extracurricular 

Mango in My Name

Im Ki Hong (Homeroom teacher) in The Sound of Magic

Lee Moon Shik

South Korean

Park Joo Taek in Move to Heaven

Ryu Kyung Soo

South Korean

Kang Geon in Lovestruck in the City

Kim Byung Jo (Police Officer) in Glitch

Kim Do Wan

South Korean

Kim Yong San in Start-Up

Kim Seol Jin

South Korean

Larry Kang in Vincenzo

Lee Joon Hyuk

South Korean

Kim Jeong Gook in Happiness

Lee Young Suk

South Korean

Seo Choon Dae (Janitor friend) in My Mister

Lee Chan Jong

South Korean

Seo Jung Hyuk (Reporter / Yi Jin's friend) in Twenty Five Twenty One

Joo Jong Hyuk

South Korean

Kwon Min Woo in Extraordinary Attorney Woo

Lee Suk Hyeong

South Korean

Kang Do Ha in Hometown Cha Cha Cha

Kevin Oh

American

Kang Seong Min / Matthew Green in Move to Heaven

Kwon Soo Hyun

South Korean

Dr. Jung Soo Hyun in Move to Heaven

Kim Do Yeon

South Korean

Ian Park in Move to Heaven

Jung Dong Hwan

South Korean

Kim In Su in Move to Heaven

Kim Nam Hee

South Korean

Jung Jae Heon in Sweet Home

Ma Hyung Woo (Psychiatrist) in Glitch

Kim Gab Soo

South Korean

Ahn Gil Seop in Sweet Home

Kim Dong Gyun

South Korean

Yu Rim's father in Twenty Five Twenty One

Kim Won Hae

South Korean

Nam Seong Hwan (Do San's father) in Start-Up

Kim Sung Kyun

South Korean

Sergeant Park Bum Goo in D.P.

Anupam Tripathi

Indian

Ali Abdul in Squid Game

Heo Sung Tae

South Korean

Jang Deok Soo in Squid Game

Kim Jae Sun in The Silent Sea

Lim Jae Hyeok

South Korean

Dae Su in All of Us Are Dead

Cha Seung Won

South Korean

Choi Han Su in Our Blues

Ahn Seung Gyun

South Korean

Oh Joon Yeong in All of Us Are Dead

Song Ki Bum (Ji An's friend) in My Mister

Jang Ki Yong

South Korean

Lee Kwang Il in My Mister

Kwon Seung Woo

South Korean

Chae Shin (Monk) in Vincenzo

Lee Dal

South Korean

Jun Soo Nam (Seok Do's henchman) in Vincenzo

Heo Jun Seok

South Korean

Bang Yi Hoon (Yeon-su's boss) in Our Beloved Summer

Lee Do Hyun

South Korean

Im Kwon Shik in My Mister

Jung Suk Yong

South Korean

Yoon Na Mu's father in Move to Heaven

Geu Ra Mi's father in Extraordinary Attorney Woo

Hwang Man Sung (Police Chief) in Once Upon a Small Town

Bo Ra's father in 20th Century Girl

Ahn Woo Yeon

South Korean

Sang Yeop / Samantha in Mad for Each Other

Yoon Gyung Ho

South Korean

Yoon Dong Hoon (Ji Woo's father) in My Name

Convenience store owner in The Sound of Magic

Byun Sung Tae

South Korean

June in Hometown Cha Cha Cha

Im Sung Jae

South Korean

Kim Min Shik (Hairy) in Extraordinary Attorney Woo

Shin Goo

South Korean

Jang Hang Goo (Chairman) in My Mister

Jung Kang Hee

South Korean

Chang Shik (Nosy Neighbor) in Our Beloved Summer

Lee Hyun Woo

South Korean

Rio in Money Heist Korea

Lee Won Jong

South Korean

Moscow in Money Heist Korea

Kim Min Gue

South Korean

Yeon Bok Nam in Because This Is My First Life

Jang Se Hyun

South Korean

Nam Cheon Ho (Do San's cousin) in Start-Up

Lee Kyu Hyung

South Korean

Song Jae Ik (Detective) in All of Us Are Dead

Kang Hoon

South Korean

Ha Jong Ho in Little Women

Tae Won Seok

South Korean

Captain Prince (Club Member) in Glitch

Lee Kyu Sung

South Korean

Heung Sik in When the Camellia Blooms

Choi Min Ho

South Korean

Oh Dong Sik (Police Officer) in Lovestruck in the City

Park Won Seok

South Korean

Phillip Jo (Club Member) in Glitch

Lee Dong Hwi

South Korean

Lee Si Guk in Glitch

Chae Dong Hyun

South Korean

Kim Yong Dae (Dong Hoon's team member) in My Mister

Seo Hyun Woo

South Korean

Song Suk Beom (Dong Hoon's team member) in My Mister

Kim Min Seok

South Korean

Yeo Hyung Gyu (Dong Hoon's team member) in My Mister