Yeon Sang-ho’s (Train to Busan) new horror movie Colony has a new trailer.

In Colony, “A biotech conference descends into chaos when a rapidly mutating virus transforms the infected, forcing authorities to seal off the facility with survivors trapped inside.”

Gianna Jun (Blood: The Last Vampire), Koo Kyo-hwan (Train to Busan Presents: Peninsula), Ji Chang-wook (“Healer”), and Shin Hyun-been (“Hospital Playlist”) star.

Colony is presented by Showbox and produced by Wowpoint and Smilegate. 

The film will release in theaters August 28, 2026.