La-Tha-Pii (2006)

Ghost Game ( or La-Tha-Pii) is a 2006 Thai horror film about 11 contestants on a reality TV show who must stay in an abandoned military prison where atrocities took place years before.

More at Wikipedia.

Cast:

• Kittilak Chulakrian
• Pachornpol Jantieng
• Wacharin Jinamulee
• Chanetphaka Korsuwan
• Thanyanan Mahapirun
• Taweesak Pamornpol
• Supatsiri Patomnupong
• Phongsak Rattanapong
• Panweth Saiyakhlaai
• Zeenam Soonthorn