After training at Silpakorn University, Bangkok's most important art school, Wisit Sasanatieng worked as a commercials' director. He wrote scripts for his friend and colleague Nonzee Nimibutr, including for Nang Nak (1999). _Tears of the Black Tiger (2000)_, his directing début, is the first Thai film ever selected officially for the Cannes Film Festival, where it was bought for many countries.