Csi: Vegas revives the original franchise with Paula Newsome as Maxine Roby, Matt Lauria as Josh Folsom, and Mandeep Dhillon as Allie Rajan leading a new CSI team alongside returning legends Gil Grissom and Sara Sidle.
Main cast
- Maxine RobyPaula Newsome1-2Main
- Josh FolsomMatt Lauria1-2Main
- Allie RajanMandeep Dhillon1-2Main
- Gil GrissomWilliam Petersen1Main
- Sara SidleJorja Fox1Main
- Chris ParkJay Lee2Main
- Catherine WillowsMarg Helgenberger2Main
Supporting cast
- Serena ChavezAriana Guerra1Supp
- Dr. Hugo RamirezMel Rodriguez2Supp
- Detective Mike MurphyJamie McShane1-2Supp
Guest & voice
- Greg SandersEric Szmanda1Guest
- David HodgesWallace Langham1Guest
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About this cast
CSI: Vegas is a sequel series to the original CSI: Crime Scene Investigation, set in the same forensics lab. The show stars Paula Newsome as lab director Maxine Roby, Matt Lauria as seasoned CSI Josh Folsom, and Mandeep Dhillon as clever field investigator Allie Rajan, while classic characters like Gil Grissom and Sara Sidle return to mentor the new generation. Over two seasons the series…
FAQs
Who plays Maxine Roby in CSI: Vegas?
Paula Newsome plays Maxine Roby, the lab director and leader of the CSI team.
Is Gil Grissom in CSI: Vegas?
Yes, William Petersen returns as Gil Grissom in season one, mentoring the new team and investigating a personal case.
How many seasons of CSI: Vegas are there?
The series ran for two seasons, from 2021 to 2023, with a total of 21 episodes.
Where can I watch CSI: Vegas in the UK?
CSI: Vegas aired on Channel 5 in the UK and is available to stream on My5.
Does Catherine Willows appear in CSI: Vegas?
Yes, Marg Helgenberger reprises her role as Catherine Willows in season two as a series regular.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026