Paul O'Brien is an actor, known for What's the Worst That Could Happen? (2001), Henry's Crime (2010) and Redacted (2007).
Law and Order: Organized Crime - Season 1
The Dangerous Book for Boys - Season 1
Henry`s Crime
Elementary - Season 6
Angel - Season 5
Star Trek: Voyager - Season 5
Law and Order: Organized Crime - Season 3
ER - Season 2
Star Trek: Voyager - Season 3
ER - Season 5
Rescue Me - Season 1
Law and Order: Criminal Intent - Season 9
ER - Season 9
Law and Order: Criminal Intent - Season 10
Search Party - Season 3
Angel - Season 3
Law and Order: Criminal Intent - Season 6
Search Party - Season 2
ER - Season 4
The Practice - Season 3
ER - Season 8
Rescue Me - Season 2
The Practice - Season 4
Law and Order: Criminal Intent - Season 1
Spenser: For Hire - Season 1
Law and Order: Criminal Intent - Season 5