Director
Main Role
- Ji Jin HeeByeon Mu JinMain Role
- Kim Jee SooGeum Ae YeonMain Role
- Son Na EunByeon Mi RaeMain Role
- Choi Min HoNam Tae PyeongMain Role
- Yoon San HaByeon Hyeon JaeMain Role
Support Role
- Jung Woong InNam Chi Yeol [Tae Pyeong's father / JPLUS CEO]Support Role
- Kim Young JaeO Jae Geol [Tax accountant]Support Role
- Yang Jo AhAn Jeong In [Unit 301 resident]Support Role
- Jung Suk YongJang Chun Sik [Unit 201 resident]Support Role
- Hwang Jung MinHwang Jin Hui [Unit 201 resident]Support Role
- Kim Do HyunLee Jeong Hyeok [Unit 202 resident]Support Role
- Hwang Bo RaYoo Se Ri [Unit 202 resident]Support Role
- Lee Kyo YeobKang Nam [Unit 101 resident]Support Role
- Kim Gi CheonChoi Dong Jin [Villa basement's resident]Support Role
- Park Chul MinPark Byeong Hun [Head of JPLUS swindler department]Support Role
- Lee Da HyeSin Na Ra [Mi Rae's junior]Support Role
- Shin Yong SeokCho Hak Seung [Taekwondo instructor]Support Role
- Cho Han GyeolSon Hyung Gi [Taekwondo instructor]Support Role
Guest Role
- Han Seo UlBo Ra [Mi Ra's friend] (Ep. 1)Guest Role
- Kim Ye NaByeon Mi Rae [Teen] (Ep. 1)Guest Role
- Hwang Samuel[JPLUS'Employee] (Ep. 1)Guest Role
- Kim Yoon Joo[JPLUS Store worker] (Ep. 1)Guest Role
- Han Joo HyunByeon Mi Rae [Child] (Ep. 1, 4)Guest Role
- Heo Seon HaengKim Dong Uk [JPLUS Store manager] (Ep. 1, 7)Guest Role
- Jeon YoungLee Sun Hui [JPLUS Store employee]Guest Role
- Kang Mal GeumKim Sang Hyeong [Landlord’s daughter] (Ep. 1, 9-10)Guest Role
- Choi DanielKwon O Hyeon [Mi Rae's ex-boyfriend] (Ep. 1-2)Guest Role
- Park Eun Young[Realtor] (Ep. 1-2)Guest Role
- Jung Dae HongKim Myeong Gyu [Landlord] (Ep. 1-2, 10)Guest Role
- Koo Do Kyun[Mover] (Ep. 2)Guest Role
- Lee Joong Hyun[Salesman] (Ep. 2, 4)Guest Role
- Baek In Kwon[Loan shark] (Ep. 2, 11)Guest Role
- Kim Dae Geun[Loan shark's enforcer] (Ep. 2, 11)Guest Role
- Cha Yoo Joo[JPlus shopper] (Ep. 3)Guest Role
- Jung Hyung Suk[Landlord] (Ep. 3-4)Guest Role
- Oh Kyu Taek[Landlord’s friend] (Ep. 4)Guest Role
- Han Sang Chul[Chinese restaurant owner] (Ep. 4)Guest Role
- Jung Woo JaeJu Yong [Hyeon Jae's friend] (Ep. 4-5)Guest Role
- Kang Ae Shim[Factory owner] (Ep. 5)Guest Role
- Kang Moon Kyung[Tae Pyeong's relative] (Ep. 6)Guest Role
- Min Eung Shik[Tae Pyeong's relative] (Ep. 6)Guest Role
- Jo Ji Hyun[JPlus shopper] (Ep. 6)Guest Role
- Park Jin[Parked car guy] (Ep. 6)Guest Role
- Kim Tae BumLee Yeong Cheol [Mu Jin's alumnus] (Ep. 7)Guest Role
- Lee Moo Nyoung[Mu Jin's alumnus] (Ep. 7)Guest Role
- Song Hoon[Mu Jin's alumnus] (Ep. 7)Guest Role
- Lee Hye Ra[Tae Pyeong’s mom] (Ep. 6)Guest Role
- Hwang Jung Yoon[Cheol Hong’s wife] (Ep. 7)Guest Role
- Yang Gwon Seok[Chinese restaurant owner] (Ep. 7)Guest Role
- Shim Wan JoonYang Cheol Hong [Mu Jin's alumnus] (Ep. 7-8)Guest Role
- Kim Jin Ok[Restaurant owner] (Ep. 8)Guest Role
- Jung Hyun Seok[JPLUS manager] (Ep. 9)Guest Role
- Kim Chae Hyun[Home shopping manager] (Ep. 9)Guest Role
- Choi Eun KyoungMs. Choi [Head of JPLUS Bakery Team] (Ep. 10-12)Guest Role
- Kim Joon Hee[JPLUS Bakery Team employee] (Ep. 10-12)Guest Role
- Shin Dam SooJung Jun Yong [Dragon Investment] (Ep. 10)Guest Role
- Bae Myung JinWang Je Mun [Scammer] (Ep. 11)Guest Role
- Seo Yi SookChairperson Seo [Je Mun's scam victim] (Ep. 11)Guest Role
- Lee Seung Joon[Director] (Ep. 11)Guest Role
- Im Yong Soon[Landlord] (Ep. 11)Guest Role
- Kim Nam Ho[Photographer] (Ep. 11)Guest Role
- Jung Chung Gu[Property buyer] (Ep. 11)Guest Role
- Uhm Tae Ok[Sauce factory owner] (Ep. 11)Guest Role
- Jin Sung Min[Sauce factory worker] (Ep. 11)Guest Role
- Jang Eui Don[CEO] (Ep. 12)Guest Role
- Choi Moon Kyung[Clinic director] (Ep. 12)Guest Role
- Shin Kang KyunWoo Gyeong Sun [Myeong Gyu's friend]Guest Role
- Jung Yong Geom[Baseball announcer] (Ep. 8)Guest Role
- Yoo Hyo Jong[Veteran marine]Guest Role
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