where can i download movies for FREE! without using sites like pirate bay?

hello guys,
i wanted to download movies since a long time but seems like i can't
find any site to download from.
am okay with the illegal things but in my country its blocked,stuff
like pirate bay is blocked i want a site which is a good where i could
download movies from it , espacially the pirates of the carribean(not
necessary the forth one)

thanks alot :)