Patrick Thomas O'Brien
ActingTotal Credits
69
Acting
69
First Credit
1979
Latest Credit
2026
Malcolm in the Middle
Dad Driver
2000
Drake & Josh
Minister
2004
The Wonder Years
Mr. Santa
1988
The West Wing
Hanson
1999
It's Always Sunny in Philadelphia
Associate
2005
Babylon 5
Cart Owner
1994
Catch Me If You Can
Mr. Hendricks
2002
Monk
Brent Donovan
2002
Gilmore Girls
Brian's Dad
2000
Carnivàle
Clark
2003
ER
Carmichael
1994
Step by Step
Reverend
1991
Saved by the Bell
Mr. Dewey
1989
Sabrina, the Teenage Witch
Index Man · Cupid
1996
Married... with Children
Wally · Bob Thompson
1987
Roswell
Minister
1999
The Larry Sanders Show
Carl Henckel
1992
CSI: Crime Scene Investigation
Edward Cormier
2000
The Curious Case of Benjamin Button
Dr. Rose
2008
Sliders
Jake
1995
Home Improvement
Ink Ingram
1991
Parker Lewis Can't Lose
Mr. Kubiac
1990
Night Court
Ernie Carter
1984
Pleasantville
Roy
1998
The Facts of Life
Actor
1979
Lois & Clark: The New Adventures of Superman
Barker
1993
The John Larroquette Show
Mr. Hunter
1993
Saved by the Bell
Mr. Dewey
2020
Rescuing Christmas
Chuck
2023
Family Matters
Mr. Denton
1989
UHF
Satan
1989
Caroline in the City
Councilman Hardy
1995
Felicity
Dan Waldron
1998
Kiss the Girls
Reporter
1997
Reba
Mr. Devaney
2001
The Naked Truth
Lab Man
1995
7th Heaven
Professor Valentine
1996
Son of the Beach
Actor
2000
Dharma & Greg
Roger
1997
Forget Paris
Angry Fan
1995
Inhabited
Mr. Kelly
2003
Jake and the Fatman
Actor
1987
Stuart Little
Uncle Stretch
1999
The Brady Bunch Movie
Auctioneer
1995
Airborne
Uncle Louis
1993
Baywatch
Actor
1989
Intolerable Cruelty
Bailiff
2003
Cybill
Tweedy Man
1995
Saved by the Bell: The New Class
Mr. Dewey
1993
Win a Date with Tad Hamilton!
Father Newell
2004
Dead Man on Campus
Priest
1998
Eight Days a Week
Erica's Father
1997
Dickie Roberts: Former Child Star
Mr. Gertrude
2003
Uncross the Stars
Priest
2008
Wagons East!
Stranger
1994
Camp Cucamonga
Virgil
1990
Girl in the Cadillac
Ticket man
1995
Union Square
Kenny
1997
Boston Common
Ron
1996
Co-Incidence
Towny
2002