Teureongkeu

Hyeon-jin Seo

No In-ji

Gong Yoo

Han Jeong-won (Seo-yoon's ex-husband)

Jung Yun-Ha

Lee Seo-yoon (Jeong-won's ex-wife)

Jo Yi-Gun

Yoon Ji-oh (Seo-yoon's current husband)

Dong-won Kim

Um Tae-Seong (In Ji's stalker)

Choi Young-joon

Kim Hyun-Choo [Detective]

Kate Marley

Jeong Si-Jeong

Uhm Ji-won

Lee Seon

Joo Min-Kyung

Yoon-ah (Hyun-cheol's wife)

Hong Woo-jin

Hyeon-cheol

Choi Yoon-ji

Yoo In-yeong

Jung Kyung-ho

In-ji's past husband

Seung-Won Cha

In-ji's past husband

Jung-Eun Lee

Kwon Do-dam (Woman next door)

Roe-ha Kim

Narcotics detective Ma

Jae-in Lee

Mr. Kim

Ki-woo Lee

Seo Do-ha

Ho-jung Kim

Baek Yu-sim