Han Hyo-joo
Role: Jung-hwa
Kang Shin-il
Role: Manager Choi
Park Cheol-min
Role: Coach Bang
Oh Kwang-rok
Role: Park Chang-soo
Jin Goo
Role: Workshop CEO
Jung Jae-jin
Role: Switching Shift Elder
Park Seong-geun
Role: Ophthalmologist
Kim Jung-pal
Role: Dispatched Police
Yeom Hye-ran
Role: Hairdresser
Yoon Jong-hwa
Role: Min Tae-sik
Kim Seon-hwa
Role: Volunteer
Cho Seong-ha
Role: Head of Department Choi
Kim Jung-hak
Role: Team Leader Ma
Lee Jin-hee
Role: Ophthalmologist's Nurse
Wi Seung-bae
Role: Martial Arts Champion
Min Kyung-jin
Role: Janitor
Choi Kyo-sik
Role: Realtor
Jung Yoon-seo
Role: Rehab Director
Shin Cheol-jin
Role: Elderly Man in Rehab
Jeong Dong-gyoo
Role: Jung-hwa's Father
Chu Gwi-jeong
Role: Jung-hwa's Mother
Lee Tae-young
Role: Telemarketer #1
Jang Da-kyung
Role: Telemarketer #2
Shin Beom-sik
Role: Dong-soo
Choi Je-heon
Role: Taekwondo Athlete
Kwon Ji-hoon
Role: Martial Artist
Kwon Gwi-deok
Role: Truck Driver
Kim Dan-yul
Role: Dirty Kid
Goo Seung-hyun
Role: Kid at Rehab
Lee Chae-won
Role: Tae-sik's Girlfriend #1
Jang Ye-won
Role: Tae-sik's Girlfriend #2
Kim Je-yeol
Role: Thai Doorman
Lee Min-ah
Role: Thai Janitor
Lee Yong-jik
Role: Henchman
Park Ji-hwan
Role: Gymnasium Athlete