6 stars who drastically changed their looks after a TV job was finished

The Internet went into a frenzy over David Letterman's Santa Claus-like retirement beard when he made an appearance at Ball State University, his alma mater, a few days ago. But Letterman isn't the first to change up his looks after finishing a show.

Both Stephen Colbert and Jon Stewart let their beards grow when they finished their daily hosting jobs. And for some other actors, specific characters call for distinctive looks, so once the project is finished, the opportunity for a switch presents itself.

These six actors drastically changed their looks after wrapping a show: