Popsugar Entertainment Netflix Triple Frontier Cast Netflix’s Triple Frontier Has Assembled the Most Beautiful Cast We’ve Ever Seen 11 December 2018 by Rebecca Carhart View On One Page Photo 2 of 6 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 Charlie Hunnam Sons of Anarchy star Charlie Hunnam plays William "Ironhead" Miller in the film. Previous Next Start Slideshow NetflixTriple FrontierCharlie HunnamMovie CastingMoviesBen Affleck