Ka Kee (Thai: กากี) or Unfaithful is a 1980 Fantasy drama film based on the Thai literature story of Kaki Klon Suphap (Thai: กากีกลอนสุภาพ) written by Thai classical poet Chao Phraya Phrakhlong (Hon) (Thai: เจ้าพระยาพระคลัง (หน)) and being also part of the Thai folklore. The film was directed by Nerramitr and became one of the most famous Thai fantasy films of the year. A fotonovela based on scenes of the movie was also printed.
Other Thai movies with the same title but not based on the classical poem were released in 2003 and 2012.