I found a great article today while browsing iPhoneKicks that you will probably be interested in. Essentially, the article shows you how to make your tables look like this:

The article is on the Atrexis Blog and it shows you how to create custom table view cells. This is how you can present fancy UI elements in lists of data.

Here is the complete article: http://blog.atrexis.com/index.cfm/2009/1/6/iPhone–Customize-the-UITableCellView