Casting a real person is always a gamble, especially when audiences already know the face from history books, tabloids, sports highlights, or grainy courtroom footage. A great performance can survive a questionable resemblance, but it is hard not to notice when the actor and the real-life figure seem to come from completely different casting folders. These roles prove that biopics and true-story dramas can be fascinating even when the mirror test fails spectacularly.
