한효주

Jung So-yool

천우희

Seo Yeon-hee

유연석

Kim Yoon-woo

박성웅

Police Chief

장영남

San-wol

이한위

Manager

류혜영

Kim Ok-hyang

Lee Sung-Woo

Yeon-Hee's recording studio engineer

김수안

Young Jung So-yool

차지연

Lee Nan-young

금새록

Adult Gisaengs

김영민

PD

Ahn Na-young

Adult Gisaeng

백현진

Park Il-sung

김보윤

Ha-poom

Jeongeun

Baby Gisaeng

김소숙

Alteration Shop Woman

Kang Chae-min

Boy

Woo Ka-eun

Adult Gisaeng