And when each of the CSI series were on the air, they welcomed a treasure trove of talent.
CSI was practically an institution of television until the flagship drama and its spinoffs came to their respective ends.
There are approximately 797 episodes of CSI out there, which adds up to nearly 25 days of forensics bliss.
It’s hard to fathom how many eventually famous faces made their way onto these crime investigation shows — more often than not, these cameos were made before the stars were famous.