Here's a hairstyle that almost any dude can pull off. It's simple, pretty to easy to manage, and is the perfect balance of clean cut and rough around the edges. It's called the "curtain cut" and a few guys you might have heard of pull it off nicely. First up, DB himself...

Brad Pitt...

And Michael Pitt in HBO's Boardwalk Empire...

Now here's a quick video from a pro barber who teaches you how to get the look... Hard not to look good when you're taking inspiration from the above.