As I read The Shipping News for the 250th time, I'm reminded again that Gerard Depardieu (questionable person, brilliant actor) should definitely have been cast as Quoyle.
The rest of the cast - Julianne Moore and Judi Dench were perfect. Kevin Spacey was all wrong ('a great, damp loaf of a body')
Which other film roles have been so completely miscast as this brilliant example 