Oh Man-seok

Spring Fever

Hong Jeong-pyo

My Royal Nemesis

Jang Suk-ho

Ten Strokes to You

Kim Jung-hoon

The Art of Negotiation

Lee Dong-joon

Wonderful World

Kwon Ji-woong

The Midnight Romance in Hagwon

Lee Taek-yeol

The Atypical Family

Um Sun-gu

Queen of Tears

Woodsman

My Dearest

Yoo Gyo-yeon

The Kidnapping Day

Choi Dong Joon [Ro Hee's great-uncle]

The Fabulous

Ji-eun's father

Anna

Designer Lee [Hyun Joo's father]

May It Please the Court

No Yu Cheol

Green Mothers' Club

Lee Young Goon [Professor]

Law School

Kang Joo-man

Police University

Yun Taek Il [Seung Beom and Sun Ho's dad]

Recipe for Happiness

Jong Soo [Jin Soo's father]

Mystic Pop-up Bar

Oh Sang Gun

Sweet Munchies

Park Hyeong Su [Jing Seong's father]

Born Again

Chairman Baek