Documentary The Hadza: Last Of The First Will Have World Premiere at Environmental Film Festival in Washington, D.C. on March 24th; The Film Is Supporting the Work of The Nature Conservancy LOS ANGELES, CA--(Marketwired - Mar 21, 2014) - Award-winning filmmaker Bill Benenson announced today that his latest documentary film, The Hadza: Last Of The First, will have its World Premiere at...