Patrick Thomas O'Brien
Known For
Acting
Born
1951-01-26 in Wisconsin, USA
Biography
We don't have a biography for Patrick Thomas O'Brien yet.
Most Known For
CSI: Crime Scene Investigation
as Edward Cormier
Monk
as Brent Donovan
The West Wing
as Hanson
Married... with Children
as Wally
Married... with Children
as Bob Thompson
It's Always Sunny in Philadelphia
as Associate
Gilmore Girls
as Brian's Dad
ER
as Carmichael
Malcolm in the Middle
as Dad Driver
Babylon 5
as Cart Owner
Sabrina, the Teenage Witch
as Index Man
Sabrina, the Teenage Witch
as Cupid
Baywatch
The Wonder Years
as Mr. Santa
Home Improvement
as Ink Ingram
Sliders
as Jake
The Facts of Life
Family Matters
as Mr. Denton
Lois & Clark: The New Adventures of Superman
as Barker
Drake & Josh
as Minister