Director
Main Role
-
Song Ha YoonSeo Ji SungMain Role -
Lee Jun YoungJung Guk HuiMain Role -
Yoon Bo MiMoon Ye SeulMain Role -
Gong Min JungTak Gi HyunMain Role
Support Role
-
Joo Woo JaeHan Yoo Jin [President of Han & Bang Dental Clinic]Support Role -
Nam Min WooOk Dong Jin [Pelican R&D team member/vlogger]Support Role -
Kim Ki RiJegal Soo Won [Pelican R&D Manager]Support Role -
Lee Si HoonBang Jung Han [Ji Sung's fiance]Support Role -
Kim Kyung IlKam O Jeong [Guk Hui's EMS partner]Support Role -
Kim Tae GyumKim Sang Shik [Tak Gi Hyun's husband]Support Role -
Hwang Young HeeLee Eun Hwa [Seo Ji Sung's mother]Support Role -
Park Han SolByun Ha Ri [Pelican R&D team member]Support Role -
Kang Mal GeumHwang Ga Eul [Pelican Senior Manager]Support Role -
Jung Min SungO Byeong Gil [Pelican R&D director]Support Role -
Choi Baek GuKim Jin SooSupport Role -
Shin Ji Yeon[Nurse]Support Role -
Kim Hyun MyungJo Yong HwanSupport Role -
Kim Moon ChanKim Moon ChanSupport Role
Guest Role
-
Jung In Ki[Seo Ji Sung's father]Guest Role -
Lee Ji Ha[Jung Han's Mother] (Ep. 2)Guest Role -
Jung Hyung Don[Candid Interviewer] (Ep. 2)Guest Role -
Yoo Jae Pil[Candid Interviewer] (Ep. 2)Guest Role -
Ahn Il Kwon[Man threatening to jump out the window] (Ep. 3)Guest Role -
Hong Yoon Hwa[Photographer] (Ep. 6, 9)Guest Role -
Lee Jung HyungKang Hyun Soo (Ep. 7)Guest Role -
Joey AlbrightJames [Hostel Guest] (Ep. 9)Guest Role -
Lee Jin SooYeon Ha Jun (Ep. 4-5)Guest Role -
Yoon Don SunHwang Ki Cheon (Ep. 9)Guest Role -
Kim Jae In[Sang Hoon's girlfriend] (Ep. 1)Guest Role -
Park Sun Ah[Jung Jae Min's mother] (Ep. 9)Guest Role -
Jang Joon Hyun[Detective] (Ep. 2, 10)Guest Role -
Lee Mu Song[Yu Jin's father]Guest Role -
Noh Sa Yeon[Yu Jin's mother]Guest Role -
Ho Yoon[Jung Han's friend] (Ep. 1, 4)Guest Role -
Shin Ji Yeon[Nurse]Guest Role -
Byun Hong Jun[Bully student] (Ep. 5, 9)Guest Role -
Kim Tae BumWoo Ki Ja [Reporter] (Ep. 6)Guest Role -
Richard Kim[ Station Team Leader] (Ep. 5)Guest Role -
Hong Dal PyoKang Sang Jun (Ep. 6, 9)Guest Role -
Jang Hae Min[Employee]Guest Role -
Shin Soo OhJung Sang Hoon (Ep. 1)Guest Role -
Yoo Jin Seok[Firefighter]Guest Role -
Kang Sung ChanJung Jae Min [Teen] (Ep. 5, 9)Guest Role
Unknown
-
Son Joo Yeon Unknown -
Park Tae Woo Unknown
Bit part
-
Cho Hyun Min Bit part
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