Killer Toon

Lee Si-young

as

Ji-yoon

Uhm Ki-joon

as

Detective Lee ...

Hyun Woo

as

Kim Young-soo

Kwon Hae-hyo

as

Jo Sun-gi

Kim Do-young

as

Seo Mi-sook

Kim So-hyun

as

Young Mi-sook

Mun Ka-young

as

Jo Seo-hyun

Oh Kwang-rok

as

Chief Detective

Kim Ji-young

as

Young Jo Seo-h...

Jeon Su-ah

as

Immature Mother

Han Hee-jung

as

Neighbor Woman

Park Moon-a

as

Yoo Seo-hyun