두근두근 내 인생

송혜교

Mi-ra

강동원

Dae-soo

Jo Sung-mok

Ah-reum

백일섭

Mr. Jang

허준석

Seung-chan

김소진

Writer Kim

Чха Ын-у

Ah-reum

채서진

Lee Seo-ha

Ли Сон-мин

Ah-reum's Doctor

Ким Кап Су

Dae-soo's Father

황석정

Praying Woman

채윤희

Praying Woman

Ян Сын Куль

Mi-ra's Father

Тхэён

Self

티파니 영

Self

Со Хён

Self

Lee Yun-u

Bad Girl

Кан Сок Вон

Taekwondo Team Coach

최서연

Taxi Woman

Choi Yoon-seok

Aspiring to be Director

Lee Sae-ro-mi

Praying Woman

Han Seung-hyun

Dae-soo's Junior

Ahn Hyeon-jeong

Mi-ra's Mother

손철민

Husband