If You Were Me 4
Includes shorts: Girl on the Run, The Theory & Practice of Teenage Dream, Relay, U and Me and Blue Birds on the Desk.
Nam Ji-hyun
Park Jin-ju (segment "Blue Bird on the Desk")
Jung Jin-an
Ma Jin-ju (segment "Blue Bird on the Desk")
Kwon Eun-soo
So-young (segment "U and Me")
Oh Ji-hye
Chul-goo's Mother (segment "U and Me")
Park Bo-young
Hee-so (segment "Relay")
Son Eun-seo
Gyu-ri (segment "Relay")
Sung Ji-ru
Teacher (segment "Blue Bird on the Desk")
Moon Sung-keun
Vice Principal (segment "Relay")
Jung Yu-mi
Health Teacher (segment "Relay")
Kim Mi-hui
Teacher (segment "Relay")
Choi Won-tae
Choi Young-chan (segment "Girl on the Run")
Choi Yo-han
Teacher (segment "Relay")
Dong Hyo-hee
Jin-ju's mother (segment "Blue Bird on the Desk")
Ji Dae-han
Gym teacher (segment "Relay")
Kim Joo-ryoung
Proctor (segment "Blue Bird on the Desk")
Lee Tae-yeong
Cha-eun's father (segment "Girl on the Run")
Lee Chung-jik
Supervising Producer
Jeon Gye-soo
Director
Lee Hyun-seung
Director
Yoon Seong-ho
Director
Kim Tae-yong
Director
Pang Eun-jin
Director
Jang Seong-ho
Visual Effects Supervisor
Sung Su-ah
Editor
Park Kwan-su
Producer
Min Hwan-ki
Supervising Producer
Kim Hyung-joo
Editor
Han Myeong-suk
Costume Design
Choi Chan-min
Director of Photography
Yoon Seong-ho
Writer
Kim Na-hyeong
Costume Design
Ahn Bock-nam
Production Sound Mixer
Yoo Sung-yup
Editor
Kim Yu-sin
Lighting Director
Kim Sung-ok
Colorist
Pang Eun-jin
Writer
Jeon Gye-soo
Writer
Choi Yong-rock
Original Music Composer
Bang Jun-seok
Original Music Composer
Kim Dong-gi
Original Music Composer
Hwang Sang-jun
Original Music Composer
Yang Hong-sam
Production Design
Kim Yun-suk
Props
Lee Seung-chul
Sound Supervisor
Park Hong-yeol
Director of Photography
Lee Eui-haeng
Lighting Director