Columbia Pictures
It's hard to imagine anyone but Ryan Coogler making "Black Panther" or Patty Jenkins making "Wonder Woman." But there was once a time when that was a possibility, along with many other would-be superhero movies that never came to be.
James Cameron wanted to make a "Spider-Man" movie, Joss Whedon wrote an infamous "Wonder Woman" script, and "Mad Max: Fury Road" director George Miller had assembled a cast for a "Justice League" movie a decade ago.
These and other strange superhero movies almost saw the light of day, but were eventually scrapped.
For movies like "Black Panther," that's a good thing. But for other movies like Miller's "Justice League: Mortal," it's hard not to think about what could have been, considering last year's Zack Snyder-directed "Justice League" movie was a major flop.
Below are 6 of the strangest cancelled superhero movies, and the ones that actually got made: