Acting
Patrick Thomas O'Brien
Titles
CSI: Crime Scene Investigation
2000
Monk
2002
The West Wing
1999
Gilmore Girls
2000
Married... with Children
1987
It's Always Sunny in Philadelphia
2005
ER
1994
Malcolm in the Middle
2000
Sabrina, the Teenage Witch
1996
Babylon 5
1994
Home Improvement
1991
Night Court
1984
Baywatch
1989
The Wonder Years
1988
Family Matters
1989
Lois & Clark: The New Adventures of Superman
1993
Sliders
1995
Step by Step
1991
The Facts of Life
1979
Felicity
1998
The Larry Sanders Show
1992
Roswell
1999
Drake & Josh
2004
Caroline in the City
1995
7th Heaven
1996
Jake and the Fatman
1987
Reba
2001
Cybill
1995
Saved by the Bell: The New Class
1993
Saved by the Bell
1989
The John Larroquette Show
1993
Dharma & Greg
1997
Catch Me If You Can
2002
Parker Lewis Can't Lose
1990
The Curious Case of Benjamin Button
2008
Carnivàle
2003