Pemeran Moorim School

Lee Hyun Woo (이현우)

as Yoon Shi Woo

Pemeran Utama

Lee Hong Bin

as Wang Chi Ang

Pemeran Utama

Seo Yea Ji (서예지)

as Shim Soon Duk

Pemeran Utama

Jung Eugene

as Hwang Sun Ah

Pemeran Utama

Shin Hyun Joon

as Hwang Moo Song [Principal]

Pemeran Pembantu

Shin Sung Woo

as Chae Yoon

Pemeran Pembantu

Jang Gwang

as Bup Gong

Pemeran Pembantu

Jung Hee Tae

as Kim Dae Ho

Pemeran Pembantu

Kan Mi Youn

as Yoo Di [Teacher]

Pemeran Pembantu

Daniel Lindemann

as Daniel [Teacher]

Pemeran Pembantu

Okyere Sam

as Sam

Pemeran Pembantu

Chun Min Hee

as [Chae Yoon's wife]

Pemeran Pembantu

Kim Seung Wook

as Ceo Choi

Pemeran Pembantu

Han Sa Myung

as Choi Ho

Pemeran Pembantu

Park Shin Woo

as Ko Sang Man

Pemeran Pembantu

Alexander

as Yeop Jeong

Pemeran Pembantu

Shannon Williams

as Shannon

Pemeran Pembantu

Z Hera

as Jenny Oh

Pemeran Pembantu

Pop Supasit Chinvinijkul

as Na Det

Pemeran Pembantu

Hwang In Young

as Kang Baek Ji [Chi Ang's mother]

Pemeran Pembantu

Do Woo

as Dong Goo

Pemeran Pembantu

Lee Bum Soo (이범수)

as Wang Ha Oh

Pemeran Pembantu

Hong Ji Min

as Go Bang Duk

Pemeran Pembantu

Lee Moon Sik

as Shim Bong San

Pemeran Pembantu

Kim Shin

as Secretary Chang

Pemeran Pembantu

Lee Chang

as PD Jeong

Pemeran Pembantu

Kim Hee Jin

as Department Head Kim

Pemeran Pembantu

Nannan Sarinpat Limpornkrittiwong

as Runa

Pemeran Pembantu

Park Noh Shik

Pemeran Pembantu

Ko Kyu Pil

Pemeran Pembantu

Kim Neul Me

Pemeran Pembantu

Choi Jin Ho

as Kim Dae Sung [D.S. ent representative] (Ep. 4)

Bintang Tamu

Kim Young Hee

as (Ep. 4)

Bintang Tamu

Kim Dong Wan

as Kang Tae Ho (Ep. 10-12)

Bintang Tamu

Kil Hae Yeon

as Gye Mi Suk [Martial Arts teacher] (Ep. 13-16)

Bintang Tamu

Kim Jin Soo

as [MC]

Bintang Tamu

Ham Jin Sung

as [Gangster]

Bintang Tamu

Lee Won Jang

Bintang Tamu

Park Soo Yeon

as [Female student]

Bintang Tamu

Kim Dong Joon

Bintang Tamu

Choi In Hee

Composer

Lee So Yeon

Sutradara

Yang Jin Ah

Screenwriter