Patrick Thomas O'Brien
Known for: Acting
Born: January 25, 1951 in Wisconsin, USA
Known for
Showing 18 of 66 titles
10.0
TV
Union Square
Kenny
1997
Comedy
7.8
TV
Sabrina, the Teenage Witch
Index Man
1996
Comedy
7.7
TV
Married... with Children
Wally
1987
Comedy
6.8
TV
Saved by the Bell
Mr. Dewey
2020
Comedy
7.8
TV
ER
Carmichael
1994
Drama
7.6
TV
Sliders
Jake
1995
Drama
6.4
TV
The Naked Truth
Lab Man
1995
Comedy
6.7
TV
The John Larroquette Show
Mr. Hunter
1993
Comedy
6.9
TV
Lois & Clark: The New Adventures of Superman
Barker
1993
Drama
8.2
TV
The West Wing
Hanson
1999
Drama
6.4
TV
Caroline in the City
Councilman Hardy
1995
Comedy
5.9
TV
Saved by the Bell: The New Class
Mr. Dewey
1993
Family
4.7
TV
Working
Carl
1997
Comedy
7.4
TV
Parker Lewis Can't Lose
Mr. Kubiac
1990
Comedy
5.0
TV
State of Grace
Bill
2001
Drama
6.8
TV
Family Matters
Mr. Denton
1989
Comedy
7.7
TV
Step by Step
Reverend
1991
Comedy
7.7
TV
The Larry Sanders Show
Carl Henckel
1992
Comedy