Ryoo Seung-bum
Yoon Seok-woo
Go Joon-hee
Kim Yoo-mi / Weathercaster
Park Hae-il
RU-4 / In-myoung (voice)
Kim Kang-woo
Robot Repairman Park Do-won
Jin Ji-hee
Young Park Min-seo
John D. Kim
Former NASA Researcher
Ma Dong-seok
High School Zombie
Kim Gyu-ri
Bodhisattva Hye-joo
Yoon Se-a
Min-seo's Mother
Kim Seo-hyung
Robot Scientist Min Yoo-ni
Song Young-chang
Co. President Kang
Kim Roi-ha
Seok-woo's Father
Lee Kan-hee
Seok-woo's Mother
Hwang Hyo-eun
Seok-woo's Sister
Kim Kyung-ik
AD Notebook Moderator
Jung Jae-jin
Spiritual Leader
Choe Dae-Hun
Seg. Heavenly Creature - Monk
