Do not hotlink these files and steal my bandwidth. 
Unsorted means that I haven't had the time to go through and weed out blurs, duplicates, etc these files are much bigger and contain somewhere around 2,700 + caps.  Sorted caps are also viewable in my Gallery (free, but registration is required).  If you register and your user name and/or email is a random combo of letters and numbers you WILL be deleted.   Members with such user names have spam commented the gallery.

All caps are 1280x720 in size (Sample).

Season 3 (DVD)
03x01 (Unsorted)
03x02 (Unsorted)
03x03 (Unsorted)
03x04 (Unsorted)
03x05
03x06
03x07

Season 4 (TV)
04x01
04x02
04x03 (Unsorted)
04x04 (Unsorted)

You love Lost.  You love making graphics.  Why don't you visit lost_challenge?