Shim Eun-kyung as Oh Mal-soon / Oh Doo-ri

Na Moon-hee as Oh Mal-soon

Lee Jin-uk as Han Seung-Woo

Jung Jin-young as Ban Ji-ha

Park In-hwan as Mr. Park

Sung Dong-il as Ban Hyeon-cheol

Hwang Jeong-min as Ae-ja

Kim Hyun-sook as Na-young

Kim Seul-gi as Ha-na

Ha Yeon-joo as Soo-yeon

Hwang Seung-eon as Student

Kim Ga-hee as Bus Stop Student

Han Ji-eun as Mi-ae

Park Hye-jin as Ok-ja

Lee Sang-hee as Shoe Store Owner

Choi Hwa-jeong as Radio DJ

Yoo Se-yoon as Band Vocal

Park Chan-guk as Policeman

Park Seoung-tae as Oh-bok

Kang Han-saem as Dragon

Kim Soo-hyun as Young Mr. Park

Jang Kwang as Photographer

Pyo Ye-jin as Music Show MC

Hong Seok-yeon as Pharmacist

Hwang Young-hee as Chinese Restaurant Owner

Jeong In-gi as Hyeon-cheol's Friend Doctor