Actors that were just made for certain roles

[GonzoStyle]

Val Kilmer- Doc Holiday

Now that is a great fuckin pick, I also agree he was a great Jim Morrison he looked, walked, talked, and was Jim Morrison.

Here's a few more picks from a biographical standpoint, people who were made to play other non-fictional people:

George C. Scott - George S. Patton
Will Smith - Muhammed Ali
Val Kilmer - Jim Morrison
Tommy Lee Jones - Ty Cobb
James Cagney - George Cohan, Lon Chaney
Martin Landau - Bela Lugosi
Johnny Depp - Ed Wood
Robert De Niro - Jake Lamotta
Rod Steiger - Al Capone
Denzel Washington - Malcolm X
Paul Muni - Louis Pastuer
Ben Kingsley - Ghandi
Peter O'toole - Lawrence of Arabia