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William Duffy

William Duffy

19Roles★ 7.2Average rating

William Duffy is an actor.

Known for

Filmography

The MentalistSeries★ 8.4
The Mentalist2008
TSA Agent #2
Criminal MindsSeries★ 8.3
Criminal Minds2005
Dr. Larson
It's Always Sunny in PhiladelphiaSeries★ 8.3
It's Always Sunny in Philadelphia2005
Hedge Fund Guy
BoschSeries★ 7.9
Bosch2015
Vault Attendant
The O.C.Series★ 7.7
The O.C.2003
(voice)
NCISSeries★ 7.6
NCIS2003
Harris Cobb
ParenthoodSeries★ 7.5
Parenthood2010
Mr. Carlson
HeroesSeries★ 7.4
Heroes2006
ER Doctor
Law & OrderSeries★ 7.3
Law & Order1990
CSU Technician
Beverly Hills, 90210Series★ 7.3
Beverly Hills, 902101990
Doorman
ScandalSeries★ 7.2
Scandal2012
Ralph Greenwald
The Two Jakes★ 6
The Two Jakes1990
Desk Sergeant
Sniper 3★ 5.5
Sniper 32004
Richard Addis