Chris Terrio is an American filmmaker and screenwriter who had written the Ben Affleck film Argo and the Zack Snyder DC Extended Universe films Batman v. Superman: Dawn of Justice and Justice League before Joss Whedon rewrote the script during re-shoots when Snyder stepped down as director. Terrio's original screenplay was restored for Zack Snyder's Justice League, a critically acclaimed director's cut of the panned film.