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.
진지희
as Park Min-seo (young)
배두나
as Park Min-seo (adult)
송새벽
as Uncle Hwan
윤세아
as Min-seo's mother
류승수
as newscaster 1
이영은
as newscaster 2
John D. Kim
as former NASA researcher
Kevin Lee
as government employee
Oh Jae-min
as tv host 1
김옥진
as tv host 2
Jung Chul
as model 1
Jo Seung-min
as model 2
