O.J. Simpson as The Terminator: If Movies Followed Their Original Casting
Lucas Meadows stashed this in MY CRAZY STASH
O.J. Simpson as the terminator? Wikipedia says the studio suggested it.
I haven't fact-checked all of these, but I did some spot checks on Wikipedia and IMDb for several of them, and they all seemed to be (at least partially) true.
There are some dewsies in the list!
Brokeback Mountain with Matt Damon and Ben Affleck:
The Matrix, featuring Will Smith as The One:
Looks like Will Smith lost out on that one. But he did score a sweet role in Hancock over George Clooney:
And what if Nicholas Cage had been Constantine?
I might have actually gone to see Face/Off if it was Arnie vs. Sly: