The 4th Innovator

Jeon Ju-yeon

As Mother in Her 20s

Kawauchi Ramo

As Mother in Her 40s

Dokgo Young-jae

As Fujita

Jeon Won-joo

As Yeong-mi's Mother

Hyeon Seok

As Dr. Jeon

Kim Myeong-kuk

As Dr. Yoo

Ahn Byeong-kyeong

As Director

Kim Sang-sun

As Ophthalmologist

Lee Dae-ro

As Tanaka

Kim Tae-yun

As Young Sang-gi