About the film
Koch is a 2012 documentary film directed by Neil Barsky about former New York City Mayor Ed Koch. Koch premiered at the Hamptons International Film Festival on October 8, 2012 and is distributed by Zeitgeist Films. It opened theatrically in the United States on February 1, 2013 the day Koch's death was publicized.
From the film's Wikipedia article (CC BY-SA 4.0).