Although a Grant Gustin cameo in The Flash might not have saved the movie, it would have certainly added more weight to the film’s multiverse story.
The Flash movie did not feature Henry Cavill’s Superman, except for CG recreations of Justice League scenes.
Another Superman actor who should have appeared in The Flash is Brandon Routh. In fact, to avoid the controversial decision of having CG cameos of dead actors in the film,
While The Flash features CG recreations of Henry Cavill’s Superman scenes, the actor does not appear in the film.
Another The Flash missing opportunity when it comes to Superman was not having a Tom Welling cameo. Instead of the CG Superman recreations,
The Flash movie features three different Batman actors, namely Ben Affleck, Michael Keaton, and George Clooney, plus a CG recreation of Adam West’s Batman.
In addition to a Grant Gustin Barry Allen cameo, The Flash movie could have celebrated the character’s legacy by featuring a John Wesley Shipp cameo.
The Flash featured two of the three actors who played Batman in what is referred to as the Batman Anthology franchise, as in Batman (1989) from Batman & Robin.
The Flash explored the infinite possibilities of the multiverse, as seen with the black and white DC cameos.
The Flash explored the infinite possibilities of the multiverse, as seen with the black and white DC cameos.