John Hemphill

Billions

Topher Morton · 2016

Mr. Robot

Business Man · 2015

Backwoods

Ranger · 2009

Castle

Tom Walters · 2009

Zodiac

Donald Cheney · 2007

Vanished

Assistant Manager · 2006

Big Love

Doctor · 2006

Commander in Chief

Agent at Pool · 2005

Criminal Minds

Mantis · 2005

Weeds

News Announcer · 2005

Grey's Anatomy

Brad Nystrom · 2005

Desperate Housewives

Coach · 2004

Las Vegas

Det. Jim Sarnat · 2003

Monk

Eric Gelbertson · 2002

Scrubs

Patient · 2001

The West Wing

EPA Spokesman · 1999

Law & Order: Special Victims Unit

Dennis Maynard · 1999

The King of Queens

Ben · 1998