World Wide Web
Check out these links to some other great related sites!
FreeScreenCaps.info
Free caps from shows such as Smallville, One Tree Hill and a few movies.
Cap It! (Livejournal)
This LiveJournal community offers screen caps from just about anything!
Cap It! Requests (Livejournal)
The request site for the above community.
CelebrityMultimedia.com
Screen caps from TV shows and movies, as well as celebrity pics.
Screencap-Central.net
Screen caps from various TV shows and movies.