Gareth Williams

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Known For

Credits

Cast Credits

This Is Us (2016)
Guest starring as Melvin Sandburg
Vegas (2012)
Guest starring as JB
Hawaii Five-0 (2010)
Guest starring as Alan Pollard
Castle (2009)
Guest starring as Wesley Grovner
The Mentalist (2008)
Guest starring as DEA Supervising Agent Maloney
Mad Men (2007)
Guest starring as Mr. Wheatley
Criminal Minds (2005)
Guest starring as Tim Harrison
Numb3rs (2005)
Guest starring as Baker
CSI: NY (2004)
Guest starring as Frank Stevenson
Angel (1999)
Guest starring as Mr. Chaulk
Providence (1999)
Guest starring as Steve Barrows
Dawson's Creek (1998)
Guest starring as Mike Potter (7 episodes)