For me I think it was Jack Black in King Kong. I just wasn’t prepared for Jack Black being in a more serious role.
I never would have expected John Malkovich to want to do the movie ‘Being John Malkovich’. It was such a crazy movie, and he is such a serious actor
Kind of a cliche answer now, but at the time, everyone was shocked by Heath Ledger’s casting as Joker.
Robin Williams in One Hour Photo. He did such an amazing job but it was just so unexpected at first to get over that he was doing a serious role that was a psychopath.