Jon Wellner

Jon Wellner (born July 11, 1975) is an American actor, best known for his role as toxicologist Henry Andrews on CSI: Crime Scene Investigation.He has portrayed Andrews from 2004 through to the 2015 season, his 11th with the show.[1] He began his affiliation with the show in season 4 as a researcher, verifying that the information on the show was accurate.He continues to serve as a researcher for the show.In 2009 he and fellow cast member/researcher David Berman formed a company that does research for several other television forensics shows including Bones, CSI: Miami, and Drop Dead Diva.
Jon A. WellnerEvanston, IllinoisAmericanHenry AndrewsDavid BermanDrop Dead DivaBeckerGilmore GirlsThe King Of QueensSurviving Gilligan's IslandBob DenverProvidenceThe CourtYes, DearJudging AmyLife on a StickThat's So RavenCourting AlexVanishedEvan AlmightyOcean's ThirteenMajor CrimesShamelessThe Virginian-Pilot