2006 film by Darren Lynn Bousman

Grace is a religious woman who lives in an old house kept dark because her two children, Anne and Nicholas, have a rare sensitivity to light. When the family begins to suspect the house is haunted, Grace fights to protect her children at any cost in the face of strange events and disturbing visions.

In a run-down South American town, four men are paid to drive trucks loaded with nitroglycerin into the jungle through to the oil field. Friendships are tested and rivalries develop as they embark upon the perilous journey.