Liam Christopher O'Brien (born May 28, 1976) is an American voice actor and director. His best known roles include Gaara of the Sand in Naruto, War in Darksiders, Captain Jushiro Ukitake in Bleach, Lloyd Asplund on Code Geass, Asura in Asura's Wrath, Nephrite in the 2014 English redub of Sailor Moon, the Red Skull in various Marvel Comics media, Yuri Petrov/Lunatic in Tiger & Bunny, Aquaman in JLA Adventures: Trapped in Time and Nightcrawler, Angel and Nitro in Wolverine and the X-Men. He also does script adaptation for the English-language dubs of series such as Naruto, Bleach, Gun X Sword, and Marvel Anime: Iron Man, and voice directs titles such as the Lego video games.
He currently appears as part of the Critical Role role-playing web series and hosts a podcast called "All Work No Play" with fellow voice actor Sam Riegel.
- Additional voices
- Autobot Flyer
- Decepticon Soldier #2
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