Known for Acting
Biography
​From Wikipedia, the free encyclopedia.  Patrick Cavanaugh is an American television actor. Description above from the Wikipedia article Patrick Cavanaugh, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Grey's Anatomy
The Mentalist
Modern Family
9-1-1
Mad Men
Frasier
NCIS: Los Angeles
Marvel's Agents of S.H.I.E.L.D.
The King of Queens
Magnum P.I.
Paradise
Lie to Me
Six Feet Under
The Shield
Batman: The Brave and the Bold
Las Vegas
Ben 10: Ultimate Alien
In Treatment
Felicity
Ugly Betty