I'm assuming you're referring to the popular Bollywood movie "Don 1" starring Shah Rukh Khan. If you're looking to download the movie, I must remind you that downloading copyrighted content without permission is illegal and can result in penalties.
However, if you're looking for a legitimate way to stream or download the movie, here are some options: don 1 movie download
Would you like more information on any of these options? I'm assuming you're referring to the popular Bollywood