I Am a Father

Kim Seung-woo

Han Jong-sik

Kim Sae-ron

Han Min-ji

Son Byung-ho

Na Sang-man

Im Ha-ryong

Detective Kim

Choi Jung-yoon

Soo-kyeong

Cheon Seong-hoon

Gi-bok

Park Choong-seon

President Jo

Jeong A-mi

Landlady

Son Hee-soon

Lady at Street Stall

Yoo Ji-Hyun

Secret Mistress of CEO Jo

Lee Soo-yong

Sharp-Witted detective

Park Yeong-woong

Gambling Den Boss