William O’Marra is an award-winning filmmaker, DP, and editor with more than 15 years of experience working on feature documentaries, as well as corporate and creative productions.  In 2019 he was the Producer, Cinematographer and Editor of the true crime documentary The Cobblestone Wars, about the legendary gang leader Monk Eastman.  From 2012-2017 he produced videos for Avenues: the World School, and contributed cinematography to HBO’s Class Divide (2016).


He began his career at Jigsaw Productions and had the privilege to learn the craft from Oscar-winning doc filmmakers Maiken Baird (Icarus) and Alex Gibney. He has contributed cinematography and editing to over a dozen doc features, such as Venus and Serena, Mea Maxima Culpa, and Client 9: The Rise and Fall of Eliot Spitzer, which was short listed for the Academy award for best doc in 2011.  


In 2008 O’Marra directed his first documentary New World Water, a case of the water crisis in Madagascar, which won awards in the US, Netherlands, and India and helped raise awareness of the global water crisis.  He earned his BFA in Film and TV production at NYU’s Tisch School of the Arts.

Currently, O'Marra is working on producing and directing his first feature documentary, American History S(pree), which chronicles the history of the mass murder phenomenon in the US.