On his very last day filming The Equalizer 3, Denzel Washington completed his final scene and quietly slipped away. He knew, of course, that it was a landmark occasion but the double Academy Award winning actor is not a man to make a fuss. He has played Robert McCall, the former US marine and intelligence operative who becomes a ruthless vigilante when confronted with injustice, in three films spanning across a decade, working alongside director Antoine Fuqua and a team of trusted collaborato...