Possibly mentioned before, but who cares. Not 'great' movies but a good enough watch back to back. I liked the characters anyway. Off to scrounge up the 3rd.
Män som hatar kvinnor / The Girl with the Dragon Tattoo
http://www.imdb.com/title/tt1132620/
Flickan som lekte med elden / The Girl Who Played with Fire
http://www.imdb.com/title/tt1216487/