Patrick Thomas O'Brien
Jan 26, 1951 (74 years old) in Wisconsin, USA
Known For
CSI: Crime Scene Investigation
Edward Cormier
Monk
Brent Donovan
Gilmore Girls
Brian's Dad
The West Wing
Hanson
Malcolm in the Middle
Dad Driver
Married... with Children
Wally
It's Always Sunny in Philadelphia
Associate
ER
Carmichael
The Wonder Years
Mr. Santa
Credits
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The Autopsy of Albert Kemper FutureCoroner★ NR
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Unholy Communion 2025Father Doyle★ NR
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Rescuing Christmas 2023Chuck★ 6.7
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Sold Out 2021Wayne★ 4.5
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Dr. Rose★ 7.6
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Uncross the Stars 2008Priest★ 5.4
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Associate★ 8.3
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Father Newell★ 5.7
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Drake & Josh 2004Minister★ 8.3
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Intolerable Cruelty 2003Bailiff★ 5.9
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Carnivàle 2003Clark★ 7.9
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Mr. Gertrude★ 5.1
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Inhabited 2003Mr. Kelly★ 6.4
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Co-Incidence 2002Towny★ NR
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Catch Me If You Can 2002Mr. Hendricks★ 8
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Monk 2002Brent Donovan★ 8
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Reba 2001Mr. Devaney★ 6.5
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State of Grace 2001Bill★ 5
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Edward Cormier★ 7.6
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Gilmore Girls 2000Brian's Dad★ 7.9
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Son of the Beach 2000★ 6.5
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Dad Driver★ 8.5
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Stuart Little 1999Uncle Stretch★ 6.1
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Roswell 1999Minister★ 7.7
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The West Wing 1999Hanson★ 8.2
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Felicity 1998Dan Waldron★ 6.6
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Pleasantville 1998Roy★ 7.3
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Dead Man on Campus 1998Priest★ 5.5
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Working 1997Carl★ 4.7
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Kiss the Girls 1997Reporter★ 6.5
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Union Square 1997Kenny★ 10
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Dharma & Greg 1997Roger★ 6.4
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Eight Days a Week 1997Erica's Father★ 5.4
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Index Man★ 7.8
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7th Heaven 1996Professor Valentine★ 6.4
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Boston Common 1996Ron★ 6.9
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Caroline in the City 1995Councilman Hardy★ 6.4
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The Naked Truth 1995Lab Man★ 6.4
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Forget Paris 1995Angry Fan★ 6.3
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Sliders 1995Jake★ 7.6
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Auctioneer★ 6.1
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Cybill 1995Tweedy Man★ 5.8
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ER 1994Carmichael★ 7.8
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Wagons East! 1994Stranger★ 4.9
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Babylon 5 1994Cart Owner★ 8
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Airborne 1993Uncle Louis★ 5.9
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Barker★ 6.9
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Mr. Dewey★ 5.9
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Mr. Hunter★ 6.7
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Marilyn and Me 1991Casting Director★ 6.1
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Step by Step 1991Reverend★ 7.8
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Home Improvement 1991Ink Ingram★ 7.4
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Camp Cucamonga 1990Virgil★ 4.7
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Mr. Kubiac★ 7.3
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Family Matters 1989Mr. Denton★ 6.7
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Saved by the Bell 1989Mr. Dewey★ 7.8
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UHF 1989Satan★ 6.7
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Baywatch 1989★ 6
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The Wonder Years 1988Mr. Santa★ 8.3
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Jake and the Fatman 1987★ 6.2
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Wally★ 7.7
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Night Court 1984Ernie Carter★ 7.3
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The Personals 1982Jay★ 3
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The Facts of Life 1979★ 7.1