Liam O'Brien

Full filmography

• Tale Gate (2026) as Self
• The Mighty Nein (2025) as Caleb (voice)
• The Mighty Nein (2025) Executive Producer
• LEGO Marvel Avengers: Strange Tails (2025) as Doctor Strange / Red Skull (voice)
• Critical Role Live: Oaths & Ash (2025) as Orym, of the Air Ashari
• Age of Umbra (2025) as Skreev
• Weird Kids (2025) as McTuff (voice)
• Critical Role Live: Jester and Fjord's Wedding (2025) as Caleb Widogast
• Critical Role Live: Tag Team at the Teeth – The Misty Ascent (2025) as Caleb Widogast
• Critical Role Live: Tag Team at the Teeth – Beyond the Shroud (2025) as Orym, of the Air Ashari
• Critical Role Abridged (2024) as Orym, of the Air Ashari
• Critical Role Cooldown (2024) as Self
• Critical Role Cooldown (2024) Creator
• Fireside Chat (2024) as Self
• Daggerheart (2024) as Xarlo Grandall
• MOONWARD (2024) as Walden Orlock
• Star Wars: Young Jedi Adventures (2023) as Master Estala Maru (voice)
• Star Wars: Young Jedi Adventures (2023) as Onderrs (voice)
• Candela Obscura (2023) as Cosmo Grimm
• Candela Obscura (2023) as Game Master
• LEGO Marvel Avengers: Code Red (2023) as Red Skull / Hydra Goon 2 (voice)
• Adventure Never Ends: A Tabletop Saga (2023) as Self
• The Legend of Vox Machina (2022) as Vax'ildan (voice)
• The Legend of Vox Machina (2022) Executive Producer
• The Legend of Vox Machina (2022) Writer
• Dirty Laundry (2022) as Self - Guest
• 4-Sided Dive (2022) as Self
• Star Wars: The Bad Batch (2021) as Bolo / Tactical Droid (voice)
• Star Wars: The Bad Batch (2021) as Bolo / Captured Falleen / Raney (voice)
• Star Wars: The Bad Batch (2021) as Bolo / Scrapper (voice)
• Star Wars: The Bad Batch (2021) as Bolo (voice)
• Star Wars: The Bad Batch (2021) as Bolo / Pyke (voice)
• Star Wars: The Bad Batch (2021) as Bartender Droid / Stormtrooper #1 / Stormtrooper #3 (voice)
• Star Wars: The Bad Batch (2021) as Devaronian Captain / Pyke (voice)
• DOTA: Dragon's Blood (2021) as Nikdo / Bandit #1 / Bandit #4 (voice)
• Exandria Unlimited (2021) as Orym, of the Air Ashari
• Exandria Unlimited (2021) as Erro Mordaurum
• Narrative Telephone (2020) as Self
• Narrative Telephone (2020) as Self - Storyteller
• Crit Recap Animated (2020) as Caleb Widowgast (voice)
• Crit Recap Animated (2020) as Orym, of the Air Ashari (voice)
• Carmen Sandiego: To Steal or Not to Steal (2020) as Professor Maelstrom / Diplomat / Guard 2 (voice)
• Carmen Sandiego (2019) as Professor Maelstrom / Vlad / Boris / Others (voice)
• Critical Role: The Mighty Nein (2018) as Caleb Widogast
• Critical Role: The Mighty Nein (2018) Creator
• Um, Actually... (2018) as Self - Contestant
• Between the Sheets (2018) as Self
• LEGO Marvel Super Heroes: Black Panther - Trouble in Wakanda (2018) as Doctor Strange (voice)
• Sagas of Sundry (2017) as Emmett Markham
• Hulk: Where Monsters Dwell (2016) as Doctor Strange (voice)
• Ginger & Snapper (2016) as Snapper (voice)
• Critical Role (2015) as Orym, of the Air Ashari
• Critical Role (2015) as Vax'ildan Vessar
• Critical Role (2015) as Caleb Widogast
• Critical Role (2015) as Halandil "Hal" Fang
• Critical Role (2015) Creator
• CelebriD&D (2015) as Vax'ildan
• The Phoenix Incident (2015) as Jacob Reynolds
• Everstar (2015) as Paxley (voice)
• Star Wars Rebels (2014) as Commander (voice)
• Star Wars Rebels (2014) as Lt. Lyste / Stormtrooper Squad Leader (voice)
• Star Wars Rebels (2014) as Lt. Lyste / Morad Sumar (voice)
• Star Wars Rebels (2014) as Deck Officer / Imperial Tech / Lieutenant Lyste (voice)
• Iron Man & Captain America: Heroes United (2014) as The Red Skull (voice)
• JLA Adventures: Trapped in Time (2014) as Aquaman / Batwing Computer (voice)
• Star Wars Rebels: Spark of Rebellion (2014) as Yogar Lyste/ Morad Sumar/ Vendor 1
• Marvel's Avengers (2013) as Doctor Strange (voice)
• Marvel's Avengers (2013) as Red Skull / Commuter (voice)
• Marvel's Avengers (2013) as Red Skull (voice)
• Sofia the First (2013) as Boswell (voice)
• Iron Man & Hulk: Heroes United (2013) as The Red Skull (voice)
• Phineas and Ferb: Mission Marvel (2013) as Red Skull (voice)
• Game On! (2012) as Self - Guest
• Regular Show (2010) as Tango (voice)
• G.I. Joe: Renegades (2010) as Captain Anatoly Krimov/Red Star/German CEO (voice)
• Planet Hulk (2010) as Hiroim (voice)
• Wolverine and the X-Men: Fate of the Future (2010) as Kurt Wagner / Nightcrawler (voice) (archive footage)
• Wolverine and the X-Men (2009) as Kurt Wagner (voice)
• Afro Samurai: Resurrection (2009) as Shichogoro (voice)
• Adventures in Voice Acting (2008) as Self
• Phineas and Ferb (2007) as Red Skull (voice)
• Descendants of Darkness (2000) as (voice)
• The Dragon King