To download get the BitTorrent client here and a .torrent file from any of the torrent sites listed above ("Download Torrent" button/link)
Using BitTorrent is legal, downloading copyrighted material isn’t. Be careful of what you download or face the consequences.
This lists all the active trackers for this torrent, not just the ones embedded in the .torrent file.
You can get a µTorrent compatible list here. This will speed up your download.