John David "JD" Cullum (born March 1, 1966) is an American actor who made his film debut in the CBS Afternoon Playhouse Special Revenge of the Nerd in 1983, playing a jock.
Known for Zodiac 2007 Grey's Anatomy 2005 The Lone Ranger 2013 The Mentalist 2008 Series ★ 8.6 Wizards of Waverly Place 2007
Alucard van Heusen Series ★ 8.4 The Mentalist 2008
Gordon Bradovich Series ★ 8.4 Star Trek: The Next Generation 1987
Toral Series ★ 8.2 Grey's Anatomy 2005
Lloyd Series ★ 8.2 Bones 2005
Glenn Durant Series ★ 8.2 Charmed 1998
Demon Series ★ 8.1 The Newsroom 2012
Frank Guidry Series ★ 8.1 Mad Men 2007
George Casey Series ★ 8 ted 2024
Lloyd Series ★ 7.9 Lie to Me 2009
Dr. Dembeck Series ★ 7.9 Smart Guy 1997
Paul Series ★ 7.8 The Closer 2005
Stuart Series ★ 7.8 24 2001
Bruce Margolis Series ★ 7.7 Frasier 1993
Donald Series ★ 7.7 Married... with Children 1987
Dr. Kessler Series ★ 7.6 The Orville 2017
Calivon Zoo Administrator Series ★ 7.6 Sliders 1995
Arlo Higgins Series ★ 7.5 NCIS: Los Angeles 2009
Mark Collins ★ 7.5 Zodiac 2007
Director Series ★ 7.5 Weeds 2005
Lawson Series ★ 7.5 Medium 2005
Optometrist ★ 7.5 Glory 1989
Henry Sturgis Russell Series ★ 7.3 Law & Order 1990
Bob Series ★ 7.2 Chicago Hope 1994
Glen Rafkin ★ 7.1 Good Night, and Good Luck. 2005
Stage Manager Series ★ 6.9 Lois & Clark: The New Adventures of Superman 1993
Randall Loomis ★ 6.7 Reversal of Fortune 1990
John Series ★ 6.5 Aquarius 2015
H.R. Haldeman ★ 6.2 The Manhattan Project 1986
Eccles (as John David Cullum) ★ 6.1 The Lone Ranger 2013
Wendell ★ 5.9 Leatherheads 2008
Leonard ★ 5.1 Morgan Stewart's Coming Home 1987
Garrett 
