movie poster
Patrick Thomas O'Brien
Born January 26, 1951
Place of birth: Wisconsin, USA

person
Jump to:Actor
Filmography
Actor (63 credits)
Tv
Saved by the BellMr. Dewey
2020
It's Always Sunny in PhiladelphiaAssociate
2005
Drake & JoshMinister
2004
CarnivàleClark
2003
MonkBrent Donovan
2002
Reba
2001
Son of the Beach
2000
CSI: Crime Scene InvestigationEdward Cormier
2000
Malcolm in the Middle
2000
Gilmore GirlsBrian's Dad
2000
Malcolm in the MiddleDad Driver
2000
RoswellMinister
1999
The West WingHanson
1999
FelicityDan Waldron
1998
Dharma & GregRoger
1997
Union SquareKenny
1997
WorkingCarl
1997
Boston CommonRon
1996
7th HeavenProfessor Valentine
1996
Sabrina, the Teenage WitchIndex Man
1996
Sabrina, the Teenage WitchCupid
1996
Cybill
1995
SlidersJake
1995
The Naked TruthLab Man
1995
Caroline in the CityCouncilman Hardy
1995
Babylon 5Cart Owner
1994
ERCarmichael
1994
The John Larroquette ShowMr. Hunter
1993
Lois & Clark: The New Adventures of SupermanBarker
1993
Saved by the Bell: The New ClassMr. Dewey
1993
Home ImprovementInk Ingram
1991
Parker Lewis Can't LoseMr. Kubiac
1990
Saved by the BellMr. Dewey
1989
Baywatch
1989
The Wonder YearsMr. Santa
1988
Jake and the Fatman
1987
Married... with ChildrenWally
1987
Night CourtErnie Carter
1984
The Facts of Life
1979