Marg Helgenberger has joined the cast of "CSI: Vegas."

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Producers confirmed Friday that Helgenberger, 63, will reprise Catherine Willows in Season 2 of the crime drama series.

Helgenberger originally played Catherine in Seasons 1-12 of "CSI" and appeared as a guest star in Season 14.

Deadline said Helgenberger will be a series regular on "CSI: Vegas" under a one-year deal.

Helgenberger's casting follows her fellow original "CSI" stars William Peterson and Jorja Fox's guest roles on "CSI: Vegas."

"CSI: Vegas" stars Paula Newsome, Matt Lauria, Mandeep Dhillon and Mel Rodriguez.

CBS has yet to announce a premiere date for Season 2.

Helgenberger most recently starred as Judge Lisa Benner on the legal drama "All Rise."

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The series aired for two seasons on CBS and was picked up by OWN for a third season.

Photo credit: Sonja Flemming/CBS