Affleck recently shared a video online of Manganiello in his Deathstroke get-up, but didn’t reveal the actor underneath the mask or what role the character would play in upcoming films.
— Ben Affleck (@BenAffleck) August 29, 2016
DC Entertainment President and Chief Creative Officer, Geoff Johns, confirmed the casting in his first interview discussing his new role overseeing Warner Bros.’ movies based on DC Comics characters.
He declined to comment on whether Deathstroke has a cameo in the upcoming Justice League film which is currently shooting in London.
Johns also declined to say when the Batman movie will be released, although the earliest it could likely hit theaters is 2018.
Johns and Affleck are writing the script for the new Batman movie, which will be directed by Affleck.
Source: Wall Street Journal