The real John Dillinger looked like this:
Johnny Depp looks like this:
Because who the hell wants to see a movie starring a weasel-faced, squinty eyed dude that looks like a low-level hobo? Not a high-level hobo with his very own cardboard box or an elite hobo with his very own shopping cart. Just a low-level hobo whose only possessions are lice and scabs. Nobody, that's who.
I love Hollywood.