the Imp Awards have the images. I'm still not crazy about Tom Cruise's hoodie, but it looks better when it's giant and in conjunction with these other character posters. All lined up together, they make an impressive wall to many a local construction site.
Then there's also this crazy Japanese one which seems to portray Ethan Hunt as an anime character, complete with appropriate hair and goggles. Cruise's hair is usually a big part of M:I theatrical campaigns, as is his profile, but with that face-on hoodie image dominating American marketing, we have to look to Japan to maintain tradition: