The Invincible Iron Man BluRay is Region Code Free

Having not seen it, I can’t recommend it or not.  Metacritic

Wall-E BluRay is region locked

The Wall-E region A BluRay is unfortunately region coded. Pricing and coding information here. Overall an entertaining movie with a somewhat subversive message - until the Hollywood style ending at least. I have to admit the Apple Leopard startup sound that Wall-E makes at one point in the film annoyed the hell out [...]

Batman - The Dark Knight Is Region Free

Given the previous Batman films from Christopher Nolan and the notoriety around Heath Ledger's death, the Dark Knight doesn't need much of an introduction. It is region free for the US version - some prices for the region A unlocked version are here.

Invincible Iron Man is confirmed region free!