J.D. Walsh was born in 1974 as John Walsh. He is an actor and producer.

KNOWN FOR

The Mentalist
2011
NCIS
2018
CSI: Crime Scene Investigation
2008
The Rookie
2020
Bones
2013
Castle
2016
Two and a Half Men
2004
9-1-1
2018
Young Sheldon
2024
It's Always Sunny in Philadelphia
2015
Tulsa King
2024
Rizzoli & Isles
2014

FILMOGRAPHY

All
Movies
TV
Acting
31
Directing
1
2024
Young Sheldon
as Travis Lemon
2024
Tulsa King
as Harlan Thibodeaux
2024
Georgie & Mandy's First Marriage
as Travis Lemon
2024
Hacks
as Steve
2023
All Rise
as Moe Wardlow
2020
The Rookie
as Mr. Dugan
2018
9-1-1
as Officer Gerrard
2018
NCIS
as Leonard Finnik
2016
Castle
as John Emerson
2015
It's Always Sunny in Philadelphia
as Doctor
2014
The Amazing Spider-Man 2
as Dr. Jallings, Science Investigator
2014
Rizzoli & Isles
as Larry Rothsburgher
2013
Life of a King
as Fritz
2013
Bones
as Dr. Fred Dumaski
2013
The Crazy Ones
as Randall
2013
Franklin & Bash
as Alan Slaten
2011
The Mentalist
as Nate Glass
2010
iCarly
as Gordon Birch
2009
The League
as JD
2008
CSI: Crime Scene Investigation
as Eddie
2006
...So Goes the Nation
as Self
2006
Bickford Shmeckler's Cool Ideas
as Fred
2006
Two and a Half Men
as Gordon
2004
Two and a Half Men
as Ted
2004
Without a Trace
as Paul Pfeiffer
2003
Bad Boys II
as Sales Tech
2003
Tremors
as Larry Norvel
2002
Love Liza
as Bern
1998
St. Patrick's Day
as Michael John
1997
Smart Guy
as Mackey Nagle
Up All Night