And they are free! Here is a clever presentation of a set of actions you might want to check out. Just roll your mouse over the Action titles and see what it does to the image. Many of the actions offer some very cool effects. It's worth the peek. Here is the link to the 70 Photoshop actions right here. Now go download them and have some fun!!
P.S. Takes about 12 seconds to load on my computer so please be patient. - Thanks, David