
William Duffy
- Date of Birth:
- Place of Birth:
Biography
William Duffy is an actor.... William Duffy is an actor.

The Mentalist
Crime, Drama, Mystery • 2008 September

Criminal Minds
Crime, Drama, Mystery • 2005 September

It's Always Sunny in Philadelphia
Comedy • 2005 August

The West Wing
Drama • 1999 September

A West Wing Special to Benefit When We All Vote
Drama, TV Movie, Documentary • 2020 October

Bosch
Mystery, Drama, Crime • 2015 January

The O.C.
Drama • 2003 August

Heroes
Sci-Fi & Fantasy, Drama • 2006 September

Parenthood
Drama • 2010 March

Law & Order
Crime, Drama • 1990 September