정인기
— Sang-woo (segment "Circle Line")
박현영
— Hyun-young (segment "Circle Line")
Kim Young-sun
— Sang-woo's Wife (segment "Circle Line")
Lee Jon-Seung
— Student 1 (segment "Circle Line")
Baek So-myeong
— Student 2 (segment "Circle Line")
Kim Ji-young
— Ji-won (segment "Star Shaped Stain")
Choi Moo-seong
— Husband (segment "Star Shaped Stain")
박길수
— Owner (segment "Star Shaped Stain")
Hwang Seok-jeong
— Owner's Wife (segment "Star Shaped Stain")
Hee-bon Park
— Teacher Kim (segment "Star Shaped Stain")
선우선
— Kim In-ha (segment "E.D.571")
Ji Woo
— Jo So-min (segment "E.D.571")
정민성
— Chul-su (segment "E.D.571")
Lee Myung-haeng
— Chul-woo (segment "In Good Company")
최희진
— Ji-won (segment "In Good Company")
Jang So-yeon
— Ah-reum (segment "In Good Company")
Seo Young-ju
— Yeo-ju (segment "In Good Company")
Kim Min-seo
— To-ran (segment "In Good Company")
이우정
— Ji-su (segment "In Good Company")
Park Ran
— Yeon-ju (segment "In Good Company")
엄옥란
— Principal of a kindergarten (segment "In Good Company")
Kang Bo-min
— Teacher (segment "In Good Company")