Gareth Williams is an American actor.
Law & Order
as Technician
Criminal Minds
as Tim Harrison
The Mentalist
as DEA Supervising Agent Maloney
Castle
as Wesley Grovner
Yellowstone
as Steven Rawlings
CSI: Miami
as Ronald
Hawaii Five-0
as Alan Pollard
S.W.A.T.
as Woods
The Resident
as Pete Goldense
True Detective
as Police Chief Warren
This Is Us
as Melvin Sandburg
Landman
as Arty Roberts
Mad Men
as Mr. Wheatley
The Practice
as Patrick Emerson
Dawson's Creek
as Mike Potter
Angel
as Mr. Chaulk
The Shield
as Walon Burke
Mad About You
as Mikey
Numb3rs
as Baker
NCIS: New Orleans
as Michael Hollard
