While Whedon took the reins of Justice League from director Zack Snyder when the latter suffered a family tragedy, the Avengers director was already working on script rewrites.
This also further muddies the already plenty muddy waters regarding whether or not Justice League is, at this point, a Zack Snyder or Joss Whedon film.
Related: Is Joss Whedon Making Justice League Lighter?
While the notion of a two-film Justice League story was jettisoned before filming began, it’s unclear how much Chris Terrio’s original script was altered by the time Snyder stepped behind the camera.