About
Liam O'Brien
Overview
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
Acting |
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| 2025 | The Mighty Nein | Actor | Caleb (voice) | N/A N/A |
| 2025 | Critical Role: Jester and Fjord's Wedding – Live from Radio City Music Hall | Actor | Caleb Widogast | N/A N/A |
| 2025 | Critical Role: Oaths & Ash | Actor | Orym | N/A N/A |
| 2025 | Critical Role Live: Tag Team at the Teeth – Beyond the Shroud | Actor | Orym | N/A N/A |
| 2025 | Critical Role Live: Tag Team at the Teeth – The Misty Ascent | Actor | Caleb Widogast | N/A N/A |
| 2025 | Age of Umbra | Actor | Skreev | N/A N/A |
| 2024 | MOONWARD | Actor | Walden Orlock | N/A N/A |
| 2024 | Critical Role Abridged | Actor | Orym | N/A N/A |
| 2023 | LEGO Marvel Avengers: Code Red | Actor | Red Skull / Hydra Goon 2 (voice) | 59 Average |
| 2023 | Candela Obscura | Actor | Game Master | 69 Fair |
| 2023 | Adventure Never Ends: A Tabletop Saga | Actor | Self | N/A N/A |
| 2022 | The Legend of Vox Machina | Actor | Vax'ildan (voice) | 80 Very good |
| 2021 | Exandria Unlimited | Actor | Erro Mordaurum | 68 Fair |
| 2020 | Crit Recap Animated | Actor | Orym (voice) | N/A N/A |
| 2020 | Narrative Telephone | Actor | Self | 70 Good |
| 2020 | Carmen Sandiego: To Steal or Not to Steal | Actor | Professor Maelstrom / Diplomat / Guard 2 (voice) | 59 Average |
| 2018 | LEGO Marvel Super Heroes: Black Panther - Trouble in Wakanda | Actor | Doctor Strange (voice) | 58 Average |
| 2017 | Sagas of Sundry | Actor | Emmett Markham | 70 Good |
| 2016 | Ginger & Snapper | Actor | Snapper (voice) | N/A N/A |
| 2016 | Hulk: Where Monsters Dwell | Actor | Doctor Strange (voice) | 59 Average |
| 2015 | Everstar | Actor | Paxley (voice) | 59 Average |
| 2015 | The Phoenix Incident | Actor | Jacob Reynolds | 58 Average |
| 2015 | Critical Role | Actor | Orym | 73 Good |
| 2015 | Critical Role | Actor | Halandil "Hal" Fang | 72 Good |
| 2014 | Star Wars Rebels: Spark of Rebellion | Actor | Yogar Lyste/ Morad Sumar/ Vendor 1 | 61 Fair |
| 2014 | Iron Man & Captain America: Heroes United | Actor | The Red Skull (voice) | 60 Fair |
| 2014 | JLA Adventures: Trapped in Time | Actor | Aquaman (voice) | 61 Fair |
| 2013 | Iron Man & Hulk: Heroes United | Actor | The Red Skull (voice) | 58 Average |
| 2013 | Phineas and Ferb: Mission Marvel | Actor | Red Skull (voice) | 60 Fair |
| 2010 | Planet Hulk | Actor | Hiroim (voice) | 64 Fair |
| 2010 | Wolverine and the X-Men: Fate of the Future | Actor | Kurt Wagner / Nightcrawler (voice) (archive footage) | 59 Average |
| 2009 | Afro Samurai: Resurrection | Actor | Shichogoro (voice) | 61 Fair |
| 2009 | Wolverine and the X-Men | Actor | Kurt Wagner (voice) | 73 Good |
| 2008 | Adventures in Voice Acting | Actor | Self | 58 Average |
| 2007 | アフロサムライ | Actor | Kihachi | 74 Good |
| 2006 | Brave Story | Actor | Ishioka Young Bishop (English version, voice) | 59 Average |
| 2000 | Descendants of Darkness | Actor | (voice) | 68 Fair |
| 1990 | The Spirit of '76 | Actor | Rodney Snodgrass | 58 Average |
Production |
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| 2025 | The Mighty Nein | Production | Executive Producer | N/A N/A |
| 2022 | The Legend of Vox Machina | Production | Executive Producer | 80 Very good |