Expanding on the subject of his first feature, the both-sides-of-the-border drug wars documentary Cartel Land, director Matthew Heineman’s latest project is a five-part documentary series for Showtime. The first two hours premiered at Sundance. Prior to the screening, DP Matt Porwoll explained the difficulties of working on a project following both drug cartels in Mexico and stories of addiction and counter-law enforcement in the States in multiple cities. Filmmaker: How and why did you wind up being the cinematographer of your film? What were the factors and attributes that led to your being hired for this job? Porwoll: When Matthew Heineman first […]