Kongkiat Khomsiri is a Thai

Thai people

The Thai people, or Siamese, are the main ethnic group of Thailand and are part of the larger Tai ethnolinguistic peoples found in Thailand and adjacent countries in Southeast Asia as well as southern China. Their language is the Thai language, which is classified as part of the Kradai family of...

 film director

Film director

A film director is a person who directs the actors and film crew in filmmaking. They control a film's artistic and dramatic nathan roach, while guiding the technical crew and actors.-Responsibilities:...

 and screenwriter

Screenwriter

Screenwriters or scriptwriters or scenario writers are people who write/create the short or feature-length screenplays from which mass media such as films, television programs, Comics or video games are based.-Profession:...

.

Film career

He graduated from the Faculty of Mass Communications at Bangkok University

Bangkok University

Bangkok University is the oldest and largest private university in Thailand, established 1962. Located in the central business district of Bangkok, the university expanded its operation to Rangsit campus in Pathumthani province to accommodate its rapid growth....

 and started his career as a crew member on Mysterious Object at Noon

Mysterious Object at Noon

Mysterious Object at Noon is a 2000 Thai independent experimental documentary film directed by Apichatpong Weerasethakul.-Production:The film is unscripted and uses the exquisite corpse party game as a concept, with the film crew traveling across Thailand, interviewing people and asking each...

, the first feature film by Apichatpong Weerasethakul

Apichatpong Weerasethakul

Apichatpong "Joe" Weerasethakul is a Thai independent film director, screenwriter, and film producer. His feature films include Uncle Boonmee Who Can Recall His Past Lives, winner of the prestigious 2010 Cannes Film Festival Palme d'Or prize; Tropical Malady, which won a jury prize at the 2004...

. He then went to work for Five Star Production

Five Star Production

Five Star Production Co. Ltd. is a Thai film production company. It was founded in 1973 by Kiat Iamphungphorn and is today headed by his younger brother, Charoen Iamphungporn, and Kiat's children, Aphiradee and her younger brothers Kiatkamon and Kiattikul...

, working with director Thanit Jitnukul on the films Bang Rajan

Bang Rajan (film)

Bang Rajan is a 2000 Thai historical drama film depicting the battles of the Siamese village of Bang Rajan against the Burmese invaders in 1767, as remembered in popular Thai culture...

and Kunpan: Legend of the Warlord.

He made his directorial debut in 2005 with Art of the Devil 2

Art of the Devil 2

Art of the Devil 2 is a 2005 Thai horror film directed by Kongkiat Khomsiri, Art Thamthrakul, Yosapong Polsap, Putipong Saisikaew, Isara Nadee, Pasith Buranajan and Seree Pongniti...

, credited as part of the seven-member "Ronin Team" of directors. His solo directorial debut was Muay Thai Chaiya

Muay Thai Chaiya

Muay Thai Chaiya or Chaiya is a 2007 Thai drama film about two talented muay Thai boxers, boyhood friends whose lives take divergent paths after they arrive in Bangkok...

in 2007. Khomsiri's future project called Slice.

As director

• Art of the Devil 2
  Art of the Devil 2
  Art of the Devil 2 is a 2005 Thai horror film directed by Kongkiat Khomsiri, Art Thamthrakul, Yosapong Polsap, Putipong Saisikaew, Isara Nadee, Pasith Buranajan and Seree Pongniti...
  
  (2005)
• Muay Thai Chaiya
  Muay Thai Chaiya
  Muay Thai Chaiya or Chaiya is a 2007 Thai drama film about two talented muay Thai boxers, boyhood friends whose lives take divergent paths after they arrive in Bangkok...
  
  (2007)
• Art of the Devil 3
  Art of the Devil 3
  Art of the Devil 3 is a 2008 Thai horror film directed by Kongkiat Khomsiri, Art Thamthrakul, Yosapong Polsap, Putipong Saisikaew, Isara Nadee, Pasith Buranajan and Seree Pongniti...
  
  (2008)
• Slice (2010)

As screenwriter

• Bang Rajan
  Bang Rajan (film)
  Bang Rajan is a 2000 Thai historical drama film depicting the battles of the Siamese village of Bang Rajan against the Burmese invaders in 1767, as remembered in popular Thai culture...
  
  (2000)
• Kunpan: Legend of the Warlord (2000)
• Art of the Devil 2
  Art of the Devil 2
  Art of the Devil 2 is a 2005 Thai horror film directed by Kongkiat Khomsiri, Art Thamthrakul, Yosapong Polsap, Putipong Saisikaew, Isara Nadee, Pasith Buranajan and Seree Pongniti...
  
   (2005)
• The Unseeable
  The Unseeable
  The Unseeable is a 2006 Thai horror film directed by Wisit Sasanatieng. The first film of another writer's screenplay by the director, the writer is Kongkiat Khomsiri, one of the "Ronin Team" credited with directing the 2005 Thai horror film Art of the Devil 2.-Plot:Set in 1934 Siam, the story...
  
  (2006)
• Art of the Devil 3
  Art of the Devil 3
  Art of the Devil 3 is a 2008 Thai horror film directed by Kongkiat Khomsiri, Art Thamthrakul, Yosapong Polsap, Putipong Saisikaew, Isara Nadee, Pasith Buranajan and Seree Pongniti...
  
  (2008)
• Slice (2010)