The Ugly Duckling

Park Shin-hye

Choe In-ha

Lee Jong-suk

Gi Ha-myeong / Choe Dal-po

Kim Young-kwang

Seo Beom-jo

Lee Yu-bi

Yun Yu-rae

Jin Kyung

Song Cha-ok

Lee Pil-mo

Hwang Gyo-dong

Min Sung-wook

Jang Hyeon-gyu

Yoon Kyun-sang

Gi Jae-myeong

Choo Soo-hyun

Im Jae-hwan

Byun Hee-bong

Choe Gong-pil

Shin Jung-keun

Choe Dal-pyeong

Lee Ju-seung

An Chan-su

Jung In-gi

Gi Ho-sang

Nam Da-reum

Young Gi Ha-myeong

Shin Jae-ha

Young Gi Jae-myeong

Chang Hang-jun

Director

Woo Hyeon

Homeroom teacher

Ahn Sun-Young

Broadcasting writer

Kim Young-jun

Neighbor with Pinocchio syndrome

Jung Woong-in

Min Jun-guk

Chang Hang-jun

Movie director