Overview
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.
Cast
- Song Kang-ho as Park Gang-du
- Byun Hee-bong as Park Hie-bong
- Park Hae-il as Park Nam-il
- Bae Doona as Park Nam-joo
- Ko A-sung as Park Hyun-seo
- Oh Dal-su as The Monster (voice)
- Lee Jae-eung as Se-jin
- Lee Dong-ho as Se-joo
- Yoon Je-moon as Homeless Man
- Yim Pil-sung as Fat Guevara