Um Ki Joon as Lee Ki Joon (Father)

 

 

 

 

Park Sol Mi as Lee Sol Mi (Mother)

 

 

 

 

Kwon Ji Yong as Lee Ji Yong (Youngest)

 

 

 

 

Chae Rim  as (Lee) Choi Rim (Eldest - Married)

 

 

 

 

Bin Hyeon as Choi Hyeon (Husband)

 

 

 

 

Woo Ri as Choi Ri (Youngest Twin)

 

 

 

 

Yoon Eun Hye as Choi Eun Hye (Eldest Twin)