Full cast of Adult Trainee

Ryu Ui-hyun

Seo Jae-min

7 episodes

Cho Mi-yeon

Ye Kyung

7 episodes

Jo Sung-Joon

Jin Beom

7 episodes

Cho Yu-jung

Yoo Ra

7 episodes

Ryeoun

Nam Ho

7 episodes

Lee Chan-hyeong

Song Yi Joon

7 episodes

Kwon Young-eun

Son Na-eun

7 episodes

Kim Min-ki

Kang Joon

7 episodes

Kang Lee-seok

Kang Sung Jae

7 episodes

Lee Kang-ji

Ha Jae Moo

7 episodes

Oh Ki-Chan

Lee Min Ho

7 episodes

Park Se-hyun

Kang Da Hyun

7 episodes

Jang Sung-yoon

Song Hye Bin

7 episodes

Yoo Ji-yeon

[Student]

3 episodes

Seo Young-sam

[Geology teacher]

2 episodes

Jeong Sung-young

[Caught Student]

2 episodes

Song Chae-yoon

Kang Go-eun

2 episodes

Choi Kwang-je

[Vlogger]

1 episode

Son Joo-Yeon

[Jae Min's mother]

1 episode

Kim Han-jong

Teacher Myung Han

1 episode

Park Jin-soo

[Couple wanting park bench]

1 episode

Choi Kyo-sik

[School security guard]

1 episode

Lee Si-young

[School nurse]

1 episode

Lee So-geum

[Convenience store cashier]

1 episode

Kim Seong-yong

[Teacher]

1 episode

Min Young

[PE teacher]

1 episode

Lee Hae-eun

[Yu Ra's mother]

1 episode

Jung Yun-shim

[Nam Ho's mother]

1 episode

Lee Sun-hee

[Na Eun's mother]

1 episode

Lee Sang-eun

[Art teacher]

1 episode