Cast 76
Bae Suzy
Seo Dal-mi (16 episodes)
Nam Joo-hyuk
Nam Do-san (16 episodes)
Kim Seon-ho
Han Ji-pyeong (16 episodes)
Kang Han-na
Won In-jae (16 episodes)
Kim Hae-sook
Choi Won-deok (16 episodes)
Kim Do-wan
Kim Yong-san (16 episodes)
Kim Won-hae
Nam Seong-hwan (16 episodes)
Song Sun-mi
Cha Ah-hyun (16 episodes)
Yoo Su-bin
Lee Chul-san (16 episodes)
Seo Yi-sook
Yoon Seon-hak (16 episodes)
Kim Hee-jung
Park Geum-jeong (16 episodes)
Stephanie Lee
Jeong Sa-ha (16 episodes)
Cho Tae-kwan
Alex Kwon (16 episodes)
Uhm Hyo-seop
Won Doo-jung (16 episodes)
Yeo Jin-goo
Jang Young-sil (voice) (16 episodes)
Lee Min-ryung
Jang Yi-soo (16 episodes)
Song Ho-su
Lee Dae-myung (16 episodes)
Jang Se-hyun
Nam Cheon-ho (16 episodes)
Kim Min-seok
Park Dong-cheon (16 episodes)
Kang You-seok
Shin Hyeon (16 episodes)
Joo Bo-young
Shin Jeong (16 episodes)
Moon Dong-hyeok
Won Sang-su (16 episodes)
Heo Jung-eun
Seo Dal-mi (young) (4 episodes)
Kim Kang-hoon
Nam Do-san (young) (4 episodes)
Jo Ah-ra
Deputy Manager Jung (4 episodes)
Kim Ju-hun
Seo Cheong-myeong (3 episodes)
Bret Allan Lindquist
2STO employee (2 episodes)
Lee Re
Won In-jae (young) (2 episodes)
Nam Da-reum
Han Ji-pyeong (young) (2 episodes)
Lee Da-hae
Start-up CEO (2 episodes)
Jeon Jun-woo
2STO employee (2 episodes)
Jeong Joon-hwan
Hackathon participant (2 episodes)
Yoon Seo-hyun
Lucca The Tea HR manager (2 episodes)
Oh Young-mee
Student's mother (2 episodes)
Park Chan-ho
Park Chan-ho (2 episodes)
Lee Dong-hee
Oh Yeon-ho (2 episodes)
Yang Dae-hyeok
Reporter Choi Yang-won (2 episodes)
Shin Dong-hoon
Investor (1 episode)
Ji Seong-geun
Bus passenger (1 episode)
Ahn Su-bin
Lee Min-ji (1 episode)
Park Choong-seon
Il Cheung Construction & Trading manager (1 episode)
Park Young-soo
Real estate agent (1 episode)
Kim Jong-ho
SH Venture Capital employee (1 episode)
Choi Yun-seol
Hotel waitress (1 episode)
Bae Bo-ram
Lucca The Tea barista (1 episode)
Jung Ji-hyeon
Lucca The Tea barista (1 episode)
Kim Ji-in
Seo-hyun (1 episode)
Yoo Seung-il
Cheon-ho's father (1 episode)
Hong Boo-hyang
Cheon-ho's mother (1 episode)
Kwon Ki-ju
Deliveryman (1 episode)
Kwon Ban-seok
Investor (1 episode)
Ita
Investor (1 episode)
Lee Chang-sub
Investor (1 episode)
Ko Han-min
Ko Eun-hyun (1 episode)
Kim Chae-hyun
Hackathon CEO (1 episode)
Bae Yu-ri
Hackathon CEO (1 episode)
Jang Young-hyeon
Hackathon CEO (1 episode)
Kim Seong-yong
University professor (1 episode)
Seol Chang-hee
Cheol-san's co-worker (1 episode)
Park Seong-chan
Doctor (1 episode)
Moon Se-yoon
Security guard (1 episode)
Im Seong-mi
Blind woman (1 episode)
Gu Bon-jin
Detective (1 episode)
Bae Hae-seon
Lee Hye-won (1 episode)
Oh Kyu-taek
Park cleaning man (1 episode)
An Young-mi
Waitress (1 episode)
Lee Bo-young
Woman at pub (1 episode)
Jung Wook-jin
Kim Dong-su (1 episode)
Kim Ji-su
Flight attendant (1 episode)
Jang Hae-song
Insurance salesman (1 episode)
Lim Seung-beom
Investor (1 episode)
Jeon Yeo-jin
Investor (1 episode)
Park Sang-hyeon
Magazine staff (1 episode)
Kim Sung-yeol
Photographer (1 episode)
Hong Seong-gwan
Start-up guy (1 episode)
Directing 2
Oh Choong-hwan
Director (16 episodes)
Bae Hyun-jin
Co-Director (16 episodes)
Writing 1
Park Hye-ryun
Writer (16 episodes)