City of Ghosts (2002)

Actor Matt Dillon makes his directorial debut with CITY OF GHOSTS, an atmospheric thriller about an American man who finds himself in a very dangerous Cambodia.
Dillon plays Jimmy Cremmins, a New York scam artist who has been working as a front man for a phony insurance company established by his employer, Marvin (James Caan). When the scam is exposed, Jimmy heads for Bangkok, where he meets an associate, Kaspar (Stellan Skarsgard), who informs him that Marvin is in Cambodia. Soon, Jimmy is prowling the streets of the downtrodden city, trying to solve a mystery that gets more convoluted every day. Along the way, he meets the beautiful Sophie (Natascha McElhone), an artist who wants Jimmy to leave his troubles behind.