Yeon Woo-jin

as Baek Tae-Ju

as Dr. Kang

as Woon-cheol (segment "Metamorphosis")

as Kim Do-hyeon

as Kim Tae-hun

as Dong Go-yun

as Mu-kwang

as Kim Sun-woo

as Doo-sik

as Han Jung Hyun [Young]

as Chang-seok

as Jo Min-guk

as Jang Yoon

as Oh Soo-Min

as Choi Moo-hyeok

as Self

as Yoon Shi-kyung

as Huyga

as Sa Ui-Hyun

as Woon-chul

as Lee Yeok / King Jungjong

as Eun Hwan-Ki

as Self

as King Hyojong

as So Jung-woo

as Kim Min-soo

as Dong-jun

as Gong Ki-tae

as Jang Hyun Jin

as Lee Han-Kyung

as Lee Jae-hee

as Joo-wal

as Han Jae Kwang

as Min-soo (segment "Just Friends?")

as Hwang Tae-pil

as Seungki

as Bang U-jin

as Dong-soo

as Min-soo