After being on the air for 15 years, CBS has decided to end their successful series CSI: Crime Scene Investigation! This is really sad news, especially since a bunch of your favorite celebrities have been on the show – most of them even got their start on it!
Luckily, it's not leaving without a bang. The show will be ending with a two-hour TV movie in September, which promises to be emotional and memorable.
Click through the gallery to see 26 celebrities you had no idea were on the show, then let us know who you're the most shocked to see. Did you watch any of the episodes?