About the film
Marmato is a 2014 American documentary film written, directed and produced by Mark Grieco. It is the debut feature film of Grieco. The film premiered in competition category of U.S.
Documentary Competition program at the 2014 Sundance Film Festival on January 17, 2014, where it won the Candescent Award.
From the film's Wikipedia article (CC BY-SA 4.0).