John Hemphill
See more on
Acted in
Mr. Robot
2015
as Business Man
Castle
2009
as Tom Walters
Backwoods
2008
as Ranger
Zodiac
2007
as Donald Cheney
Commander in Chief
2005
as Agent at Pool
Criminal Minds
2005
as Mantis
Weeds
2005
as News Announcer
Grey's Anatomy
2005
as Brad Nystrom
Desperate Housewives
2004
as Coach
Las Vegas
2003
as Det. Jim Sarnat
Monk
2002
as Eric Gelbertson
Scrubs
2001
as Patient
The West Wing
1999
as EPA Spokesman
Law & Order: Special Victims Unit
1999
as Dennis Maynard
The King of Queens
1998
as Ben