John Hemphill Details Galleries Cast On MovieCast On TV Name John Hemphill Also Known As Birthday Gender Male IMDB John Hemphill profile on IMDB Place of Birth Original Size (649x974) Original Size (300x450) As: Ranger2008-01-03Backwoods... As: Donald Cheney2007-03-02Zodiac... As: News Announcer2005-08-07Weeds... As: Det. Jim Sarnat2003-09-22Las Vegas... As: Ben1998-09-21The King of Queens... As: Patient2001-10-02Scrubs... As: Tom Walters2009-03-09Castle... As: Business Man2015-06-24Mr. Robot... As: Mantis2005-09-22Criminal Minds... As: Agent at Pool2005-09-27Commander in Chief... As: Eric Gelbertson2002-07-12Monk... As: Brad Nystrom2005-03-27Grey's Anatomy... As: Coach2004-10-03Desperate Housewives... As: EPA Spokesman1999-09-22The West Wing...