Park Hae-il as Lee Hae-myung

Kim Hye-soo as Cho Nan-sil

Kim Nam-gil as Hidaka Shinsuke

Kim Joon-bae as Baek Sang-heo

Kim Young-jae as Ogai

Shin Gu as Hae-myung's Father

Ju Seok-tae as Detective in a beret

Lim Seo-yeon as Yoko Ishida

Hong Seung-jin as Cheol-kwon

Hwang Sang-kyung as Mr. Lee

Lee Seung-bi as Yukiko

Kim Kwang-kyu as Park Ka-song

Kwak Min-seok as Japanese Detective

Moon Won-ju as Large Detective

Hong Sang-jin as Sang-gu

Mun Hyeok as Resistance

Kim Sun-bin as Resistance

Lee Kan-hee as Madame

Han Soo-yeon as Modern Girl

Shin Young-jin as Dressmaking Shop Owner

Hong Min-hee as Ms. Kim

Seo Jin-won as Man at Stables

Kim Ki-cheon as Boarding House Owner

Nalie Lee as Schoolgirl

Lee Tae-rim as Atlantis Cafe Manager

Lee Sae-byeol as Yoko Ishida's Manager