![Jim O'Brien Portrait of Jim O'Brien](http://es.actoragecheck.com/limage/LzFqd0xXUlNNQUR6TnpJa01MZk5UUXl2RVRSSy5qcGcAACh231.jpg)
Movies (Acting Roles)
Sorted by Release DateTV Shows (Acting Roles)
Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
![Perry Mason Poster of Perry Mason](http://es.actoragecheck.com/image/LzVRY2FFeWZTYkpFbWlheGY3Y2g4bkJsMEdPNC5qcGcAACh231.jpg)
Perry Mason
Jim O'Brien was ? in Perry Mason as 'Rabblerouser'.TV Show Released: First Air Date
Sun, Jun 21 2020
Sun, Jun 21 2020
![For All Mankind Poster of For All Mankind](http://es.actoragecheck.com/image/L21OWFQxUWpSQ0Vhc1hHSDNySENUUW0wQTBTdS5qcGcAACh231.jpg)
For All Mankind
Jim O'Brien was ? in For All Mankind as 'Lockheed Martin Executive'.TV Show Released: First Air Date
Fri, Nov 01 2019
Fri, Nov 01 2019
![Black Monday Poster of Black Monday](http://es.actoragecheck.com/image/L3lpZHZ6UmlkbkREcEx4QVhwTzdhTE5YUnNTOC5qcGcAACh231.jpg)
Black Monday
Jim O'Brien was ? in Black Monday as 'Bartender'.TV Show Released: First Air Date
Sun, Jan 20 2019
Sun, Jan 20 2019
![Scorpion Poster of Scorpion](http://es.actoragecheck.com/image/L2h6ZWlyU0Y2YlJqc3NEaDVKRnJtNVdSd0ZMZC5qcGcAACh231.jpg)
Scorpion
Jim O'Brien was ? in Scorpion as 'Terry Hines'.TV Show Released: First Air Date
Mon, Sep 22 2014
Mon, Sep 22 2014
![The Defenders Poster of The Defenders](http://es.actoragecheck.com/image/L3hBVzVhU252NkFMbEp2WFFHMXpUU3BmQ2xsNS5qcGcAACh231.jpg)
The Defenders
Jim O'Brien was ? in The Defenders as 'Attorney Briar'.TV Show Released: First Air Date
Wed, Sep 22 2010
Wed, Sep 22 2010