A teenage girl is captured by a giant mutated squid-like creature that appears from Seoul's Han River after toxic waste was dumped in it, prompting her family into a frantic search for her.
as Park Gang-du
as Park Hie-bong
as Park Nam-il
as Park Nam-joo
as Park Hyun-seo
as The Monster (voice)
as Se-jin
as Se-joo
as Homeless Man
as Fat Guevara
as Yellow Suit at Funeral
as Hostage nurse
as Civilian Military Kim
as Douglas
as Young Korean Doctor
as American Doctor
as Donald
as Fumigation Truck Skinny Man
as U.S. Senator (uncredited)
as Man from Duck Boat (uncredited)
as Man on Blind Date (uncredited)
as Detective Agency Subordinate 1 (uncredited)
as Woman with Long Hair (uncredited)
as Additional Voices (voice) (uncredited)
as Isolation Ward Doctor (uncredited)
as 4th Mat 3 (uncredited)
as Camera Phone Man (uncredited)
as Camera Phone Woman (uncredited)
as Mr. Yoon's Employee (uncredited)
as Isolation Ward Nurse 1 (uncredited)
as Woman crying (uncredited)
as 5th Mat Woman (uncredited)
as Quarantine Hospital Nurse 2 (uncredited)
as Woman from Couple (uncredited)
as Woman from Duck Boat (uncredited)
as Old Security Guard (uncredited)
as Bride-to-be (uncredited)
as Doctor from Isolation Ward 1 (uncredited)
as Fisherman 1 (uncredited)
as 4th Mat 2 (uncredited)
as Man from Couple (uncredited)
as Fat Man (uncredited)
as 4th Mat 1 (uncredited)
as Girl's Father (uncredited)
as Altar Security (uncredited)
as Agent Yellow (uncredited)
as Fumigation Truck Dyed-hir Man (uncredited)
as Groom-to-be (uncredited)
as Inquiry Officer
as Woman Stomping Her Feet (uncredited)
as Exchanged Girl (uncredited)
as Donald's Girlfriend (uncredited)
as Mr. Yoon's Friend (uncredited)
as Grandmother from Bus (uncredited)
as Doctor from Isolation Ward 2
as Woman on Blind Date (uncredited)
as Taxi Driver
as District officer Mr. Jo (uncredited)
as Protester
as Nurse
as Isolation Ward Constable (uncredited)