Patrick Thomas O'Brien

Saved by the Bell

as Mr. Dewey

Episodes: 5

First Aired: Aug 20, 1989

Saved by the Bell

as Mr. Dewey

Episodes: 4

First Aired: Nov 25, 2020

Night Court

as Ernie Carter

Episodes: 2

First Aired: Jan 04, 1984

Carnivàle

as Clark

Episodes: 2

First Aired: Sep 14, 2003

Sabrina, the Teenage Witch

as Cupid

Episodes: 2

First Aired: Sep 27, 1996

Boston Common

as Ron

Episodes: 1

First Aired: Mar 21, 1996

CSI: Crime Scene Investigation

as Edward Cormier

Episodes: 1

First Aired: Oct 06, 2000

Home Improvement

as Ink Ingram

Episodes: 1

First Aired: Sep 17, 1991

Monk

as Brent Donovan

Episodes: 1

First Aired: Jul 12, 2002

Dharma & Greg

as Roger

Episodes: 1

First Aired: Sep 24, 1997

Babylon 5

as Cart Owner

Episodes: 1

First Aired: Jan 26, 1994

The Wonder Years

as Mr. Santa

Episodes: 1

First Aired: Jan 31, 1988

Roswell

as Minister

Episodes: 1

First Aired: Oct 06, 1999

7th Heaven

as Professor Valentine

Episodes: 1

First Aired: Aug 26, 1996

Gilmore Girls

as Brian's Dad

Episodes: 1

First Aired: Oct 05, 2000

Drake & Josh

as Minister

Episodes: 1

First Aired: Jan 11, 2004

Felicity

as Dan Waldron

Episodes: 1

First Aired: Sep 29, 1998

Union Square

as Kenny

Episodes: 1

First Aired: Sep 25, 1997

Sabrina, the Teenage Witch

as Index Man

Episodes: 1

First Aired: Sep 27, 1996

Married... with Children

as Wally

Episodes: 1

First Aired: Apr 05, 1987

ER

as Carmichael

Episodes: 1

First Aired: Sep 19, 1994

Sliders

as Jake

Episodes: 1

First Aired: Mar 22, 1995

The Naked Truth

as Lab Man

Episodes: 1

First Aired: Sep 13, 1995

The John Larroquette Show

as Mr. Hunter

Episodes: 1

First Aired: Sep 02, 1993

Lois & Clark: The New Adventures of Superman

as Barker

Episodes: 1

First Aired: Sep 12, 1993

The West Wing

as Hanson

Episodes: 1

First Aired: Sep 22, 1999

It's Always Sunny in Philadelphia

as Associate

Episodes: 1

First Aired: Aug 04, 2005

Malcolm in the Middle

as Dad Driver

Episodes: 1

First Aired: Jan 09, 2000

Caroline in the City

as Councilman Hardy

Episodes: 1

First Aired: Sep 21, 1995

Saved by the Bell: The New Class

as Mr. Dewey

Episodes: 1

First Aired: Sep 11, 1993

Working

as Carl

Episodes: 1

First Aired: Oct 08, 1997