9 guest stars you forgot were on CSI

Are you a CSI fan? How many guest stars can you remember from the original series? Check out our list of 9 celebrities you may have forgotten made guest appearances!

"Karma To Burn"-- Sara Sidle (Jorja Fox, left) watches as D.B. Russell (Ted Danson) gives an angry look in this scene, on the 13th season premiere of CSI: CRIME SCENE INVESTIGATION, Wednesday, Sept. 26 (10:00 – 11:00 PM, ET/PT) on the CBS Television Network. Photo: Monty Brinton/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.
"Karma To Burn"-- Sara Sidle (Jorja Fox, left) watches as D.B. Russell (Ted Danson) gives an angry look in this scene, on the 13th season premiere of CSI: CRIME SCENE INVESTIGATION, Wednesday, Sept. 26 (10:00 – 11:00 PM, ET/PT) on the CBS Television Network. Photo: Monty Brinton/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved. /
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HAWKEYE
Jeremy Renner as Clint Barton/Hawkeye in Marvel Studios' HAWKEYE. Photo by Mary Cybulski. ©Marvel Studios 2021. All Rights Reserved. /

Jeremy Renner 

Marvel fans will recognize Jeremy Renner as Hawkeye, and he got to do a stint on CSI back in Season 2. In the episode, he played a suspect’s relative, but of course in the world of CSI, there is always a twist.

Justin Bieber
Justin Beiber Visits Live At MuchMusic - Toronto, ON / George Pimentel/GettyImages

Justin Bieber

Not just known for his youthful voice and looks, Bieber also appeared in two episodes of CSI in Season 11, where his character was not such a good guy. He played a man named Jason McCann, who would go on to murder several individuals, appearing in both “Shockwaves” and “Targets of Obsession.”

Wolfgang Puck
Shari Redstone & Gelila Assefa Puck Host Rebuilding Bridges Dinner / Stefanie Keenan/GettyImages

Wolfgang Puck

The renowned chef appeared in a Season 14 episode titled “A Last Supper.” His stint was a familiar one as he played a guest judge on the CSI version of a cooking competition.

John Ratzenberger, Ted Danson
2023 ATX Television Festival / Rick Kern/GettyImages

John Ratzenberger

Ted Danson would join later in the series after Gil Grissom left the show. Then he was reunited with former Cheers co-star John Ratzenberger. He appeared in Season 14’s “Torch Song” as a nightclub owner who was questioned after it went down in flames.

Looking back at previous guest stars through the original series run is always fun, and it makes us want to rewatch these episodes!

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To see who else will appear in the new CSI: Vegas, make sure to check out new episodes when the show returns to CBS on Sunday, Feb. 18.