Also Read: 'Justice League': The 'Snyder Cut' Will Be Released Next Year on HBO MaxSnyder made the announcement on his Vero account during a virtual “Man of Steel” watch party.“Justice League” is a movie that underwent a lot of changes during its production — credited director Zack Snyder exited the movie early during production and Joss Whedon oversaw reshoots that went on for so long that Henry Cavill had to shoot a bunch of scenes as Superman with a mustache that he grew for another