In this short, gleaming little gem of a documentary, a Princeton janitor devotes seemingly everything to the cause of bringing fresh water to his Haitian village. It’s the rare example of an issue film that lets its subjects sell the story instead of having it thrust upon them…

The very rewarding La Source (narrated by Don Cheadle, with music by Sigur Ross) is playing now at the Docuweeks festival in New York. My full review is Film Journal International.

Here’s the trailer: