Jon Wellner

Jul 11, 1975

Bio: Studied with Second City and Steppenwolf Theatre in Chicago. Hired to work on CSI: Crime Scene Investigation as a researcher. Founded, with CSI co-star David Berman, Entertainment Research Consultants, a company that does research for forensic television shows. First appeared on-screen on CSI in season 5 as a recurring character; was promoted to a series regular in… More


Jon Wellner Videos

Ocean's Thirteen
2 minutes 20 seconds
Grad Night: Click Click Click
2 minutes 58 seconds

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