Personal Info
Known For
Acting
Born
December 24, 1973 (age 52)
Place of Birth
Madison, Wisconsin, USA
Also Known As
John Walsh
J.D. Walsh
Biography
J.D. Walsh was born in 1974 as John Walsh. He is an actor and producer.
Known For
TV
The Rookie
Mr. Dugan
2018
TV
Bones
Dr. Fred Dumaski
2005
TV
NCIS
Leonard Finnik
2003
TV
The Mentalist
Nate Glass
2008
TV
CSI: Crime Scene Investigation
Eddie
2000
TV
Young Sheldon
Travis Lemon
2017
TV
Castle
John Emerson
2009
TV
Two and a Half Men
Ted
2003
TV
Two and a Half Men
Gordon
2003
TV
9-1-1
Officer Gerrard
2018
TV
Rizzoli & Isles
Larry Rothsburgher
2010
TV
Without a Trace
Paul Pfeiffer
2002
TV
It's Always Sunny in Philadelphia
Doctor
2005
TV
Tulsa King
Harlan Thibodeaux
2022
TV
iCarly
Gordon Birch
2007
TV
The League
JD
2009
TV
Hacks
Steve
2021
TV
Franklin & Bash
Alan Slaten
2011
TV
Georgie & Mandy's First Marriage
Travis Lemon
2024
TV
All Rise
Moe Wardlow
2019
Filmography
2024TVGeorgie & Mandy's First Marriageas Travis Lemon2022TVTulsa Kingas Harlan Thibodeaux2021TVHacksas Steve2019TVAll Riseas Moe Wardlow2018TVThe Rookieas Mr. Dugan2018TV9-1-1as Officer Gerrard2017TVYoung Sheldonas Travis Lemon2014FilmThe Amazing Spider-Man 2as Dr. Jallings, Science Investigator2013TVThe Crazy Onesas Randall2013FilmLife of a Kingas Fritz2011TVFranklin & Bashas Alan Slaten2010TVRizzoli & Islesas Larry Rothsburgher2009TVThe Leagueas JD2009TVCastleas John Emerson2008TVThe Mentalistas Nate Glass2007TViCarlyas Gordon Birch2006Film...So Goes the Nationas Self2006FilmBickford Shmeckler's Cool Ideasas Fred2005TVBonesas Dr. Fred Dumaski2005TVIt's Always Sunny in Philadelphiaas Doctor2003TVNCISas Leonard Finnik2003TVTwo and a Half Menas Ted2003FilmBad Boys IIas Sales Tech2003TVTremorsas Larry Norvel2002FilmLove Lizaas Bern2002TVWithout a Traceas Paul Pfeiffer2000TVCSI: Crime Scene Investigationas Eddie1998FilmSt. Patrick's Dayas Michael John1997TVSmart Guyas Mackey Nagle—FilmUp All Night