A young girl throws an 8 pool ball down a portal to outer space, where it becomes much larger and starts charging towards the Earth to destroy everything.
Jin Ji-hee
Park Min-seo (young)
Bae Doona
Park Min-seo (adult)
Song Sae-byuk
Uncle Hwan
Yoon Se-a
Min-seo's mother
Ryu Seung-su
newscaster 1
Lee Young-eun
newscaster 2
John D. Kim
former NASA researcher
Kevin Lee
government employee
Oh Jae-min
tv host 1
Kim Ok-jin
tv host 2
Jung Chul
model 1
Jo Seung-min
model 2
