You're free to take and use any and all you like. Hell, you're free to take them even if you don't like them.
I love comments because they make the world go 'round and I really appreciate it if you don't try to pass these off as your own work. But really it's up to you.
Click for the full sized versions.
Knight Rider Wallpapers
Magnificent Seven Wallpapers
Sentinel Wallpapers
This one was made at 1280x768 resolution.
due South Wallpapers
Other Fandoms Wallpapers
Textures and brushes and all that jazz are credited in my Icon Resources.