Omen (2003)
Sanghorn (Thai: สังหรณ์, English title: Omen) is a 2003 Thai suspense film. It was written by the Pang Brothers and starred Kawee Tanjararak (Beam), Panrawat Kittikorncharoen (Big) and Worrawech Danuwong (Dan) - all members of a popular Thai boyband at the time, D2B.
More at Wikipedia.