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Regular Show2010* 8.6
Phineas and Ferb2007* 7.9
Critical Role2015* 8.2
G.I. Joe: Renegades2010* 7.2
Sofia the First2013* 7.2
Star Wars Rebels2014* 7.7
Star Wars: The Bad Batch2021* 8.1
The Legend of Vox Machina2022* 8.2
Marvel's Avengers2013* 7.5
Star Wars: Young Jedi Adventures2023* 4.6
Um, Actually...2018* 8.8
DOTA: Dragon's Blood2021* 7.7
Critical Role Cooldown2024* 9.0
Critical Role Abridged2024* NR
The Mighty Nein2025* 8.1
Dirty Laundry2022* 7.4
Narrative Telephone2020* 7.0
Carmen Sandiego2019* 7.9
Fireside Chat2024* NR
LEGO Marvel Avengers: Strange Tails2025* 6.6
Wolverine and the X-Men2009* 7.6
LEGO Marvel Avengers: Code Red2023* 6.5
Candela Obscura2023* 7.3
Weird Kids2025* NR
Descendants of Darkness2000* 6.3
Phineas and Ferb: Mission Marvel2013* 6.6
4-Sided Dive2022* 7.0
Planet Hulk2010* 7.1
Exandria Unlimited2021* 4.8
Sagas of Sundry2017* 8.0
Crit Recap Animated2020* NR
Tale Gate2026* NR
JLA Adventures: Trapped in Time2014* 6.6
Iron Man & Captain America: Heroes United2014* 6.5
Iron Man & Hulk: Heroes United2013* 5.9
Age of Umbra2025* NR
Star Wars Rebels: Spark of Rebellion2014* 7.3
Daggerheart2024* NR
Hulk: Where Monsters Dwell2016* 6.6
CelebriD&D2015* 1.0
Liam O'Brien
ActingBorn 28 May 1976 · age 50Belleville, New Jersey, USA
Liam is an American voice actor, writer and voice director in the Los Angeles area. He has been involved in many English-language adaptations of Japanese anime, and is also a regular in numerous video games and cartoons. [wikipedia]
Known For & Filmography
Regular Show2010* 8.6Phineas and Ferb2007* 7.9Critical Role2015* 8.2G.I. Joe: Renegades2010* 7.2Sofia the First2013* 7.2Star Wars Rebels2014* 7.7Star Wars: The Bad Batch2021* 8.1The Legend of Vox Machina2022* 8.2Marvel's Avengers2013* 7.5Star Wars: Young Jedi Adventures2023* 4.6Um, Actually...2018* 8.8DOTA: Dragon's Blood2021* 7.7Critical Role Cooldown2024* 9.0Critical Role Abridged2024* NRThe Mighty Nein2025* 8.1Dirty Laundry2022* 7.4Narrative Telephone2020* 7.0Carmen Sandiego2019* 7.9Fireside Chat2024* NRLEGO Marvel Avengers: Strange Tails2025* 6.6Wolverine and the X-Men2009* 7.6LEGO Marvel Avengers: Code Red2023* 6.5Candela Obscura2023* 7.3Weird Kids2025* NRDescendants of Darkness2000* 6.3Phineas and Ferb: Mission Marvel2013* 6.64-Sided Dive2022* 7.0Planet Hulk2010* 7.1Exandria Unlimited2021* 4.8Sagas of Sundry2017* 8.0Crit Recap Animated2020* NRTale Gate2026* NRJLA Adventures: Trapped in Time2014* 6.6Iron Man & Captain America: Heroes United2014* 6.5Iron Man & Hulk: Heroes United2013* 5.9Age of Umbra2025* NRStar Wars Rebels: Spark of Rebellion2014* 7.3Daggerheart2024* NRHulk: Where Monsters Dwell2016* 6.6CelebriD&D2015* 1.0Data by TMDB. Not endorsed or certified by TMDB.