Transmission

I'm guessing nobody knows what I'm talking about. I'll explain it more. When I download a torrent, the data is placed on my internal HD and then I can seed it normally. But because I would quickly run out of hd space if I did that, I put the data on an external HD. Now when I click on the torrent to ...

I have an external HD that I like to keep all of my movies on. When I am seeding, I seed files that are on my computer's HD and not my external one. Is there any way that I can seed the files right from my external HD without copying them to my internal HD first? Thanks.