Liam O'Brien
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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
Credits
Critical Role Live: Oaths & Ash (2025)
as Orym, of the Air Ashari
Afro Samurai: Resurrection (2009)
as Shichogoro (voice)
Planet Hulk (2010)
as Hiroim (voice)
Phineas and Ferb: Mission Marvel (2013)
as Red Skull (voice)
Iron Man & Captain America: Heroes United (2014)
as The Red Skull (voice)
Iron Man & Hulk: Heroes United (2013)
as The Red Skull (voice)
Ginger & Snapper (2016)
as Snapper (voice)
LEGO Marvel Avengers: Code Red (2023)
as Red Skull / Hydra Goon 2 (voice)
Hulk: Where Monsters Dwell (2016)
as Doctor Strange (voice)
Carmen Sandiego: To Steal or Not to Steal (2020)
as Professor Maelstrom / Diplomat / Guard 2 (voice)
JLA Adventures: Trapped in Time (2014)
as Aquaman / Batwing Computer (voice)
Critical Role Live: Jester and Fjord's Wedding (2025)
as Caleb Widogast
Adventures in Voice Acting (2008)
as Self
The Phoenix Incident (2015)
as Jacob Reynolds
Critical Role Live: Tag Team at the Teeth – The Misty Ascent (2025)
as Caleb Widogast
LEGO Marvel Super Heroes: Black Panther - Trouble in Wakanda (2018)
as Doctor Strange (voice)
Critical Role Live: Tag Team at the Teeth – Beyond the Shroud (2025)
as Orym, of the Air Ashari
Star Wars Rebels: Spark of Rebellion (2014)
as Yogar Lyste/ Morad Sumar/ Vendor 1
Wolverine and the X-Men: Fate of the Future (2010)
as Kurt Wagner / Nightcrawler (voice) (archive footage)
Everstar (2015)
as Paxley (voice)
Adventure Never Ends: A Tabletop Saga (2023)
as Self