Jon Wellner
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Jon Wellner is an American actor, best known for his role as toxicologist Henry Andrews on CSI: Crime Scene Investigation. He has portrayed Andrews for eight seasons and has been signed for the 2013-2014 season, his ninth with the showHe began his affiliation with the show in Season 4 as a researcher, verifying that the information on the show was accurate.He had a role as a zookeeper in Season 5, then took on the role of Andrews. 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.
Acted in
CSI: Immortality
2015
as Henry Andrews
Major Crimes
2012
as Attorney
Shameless
2011
as Charles
Drop Dead Diva
2009
as Calvin
Evan Almighty
2007
as Staffer
Ocean's Thirteen
2007
as Bellman
Grad Night
2006
as Brett Johnson
Bones
2005
as Mike Campbell
Life on a Stick
2005
NCIS
2003
as Simon 'Urkel' Frankel
That's So Raven
2003
as Brad
The Court
2002
Surviving Gilligan's Island: The Incredibly True Story of the Longest Three Hour Tour in History
2001
as Gilligan / Bob Denver
CSI: Crime Scene Investigation
2000
as Henry Andrews
CSI: Crime Scene Investigation
2000
as Sam Tracy
Gilmore Girls
2000
as Mikey
Judging Amy
1999
as Alan Schein
Providence
1999
as Van Buyer
Becker
1998
as Graduate #2