Marg Helgenberger

Marg Helgenberger will be back for CSI's 11th season, a show rep tells TVGuide.com.

Liz Vassey to exit CSI

The actress, who has played Catherine Willows since the drama's beginning, renewed her contract for another year and will return alongside Laurence Fishburne. The rest of the cast — save for Liz Vassey, whose contract was not picked up — is still negotiating to return.

Are you excited Helgenberger is staying in Las Vegas?