Liam O'Brien
Liam O'Brien
Born 28/05/1976 in Belleville, 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]

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]

External links

Filmography (Movies)

Critical Role: The Mighty Nein (Animated Series)

Critical Role: The Mighty Nein (Animated Series)

Character:Caleb Widogast

Release Date:19/11/2025

Critical Role: Jester and Fjord's Wedding – Live from Radio City Music Hall

Critical Role: Jester and Fjord's Wedding – Live from Radio City Music Hall

Character:Caleb Widogast

Release Date:15/10/2025

Critical Role: Oaths & Ash

Critical Role: Oaths & Ash

Character:Orym, of the Air Ashari

Release Date:05/08/2025

Critical Role Live: Tag Team at the Teeth – Beyond the Shroud

Critical Role Live: Tag Team at the Teeth – Beyond the Shroud

Character:Orym, of the Air Ashari

Release Date:25/06/2025

Critical Role Live: Tag Team at the Teeth – The Misty Ascent

Critical Role Live: Tag Team at the Teeth – The Misty Ascent

Character:Caleb Widogast

Release Date:19/06/2025

LEGO Marvel Avengers: Code Red

LEGO Marvel Avengers: Code Red

Character:Red Skull / Hydra Goon 2 (voice)

Release Date:26/10/2023

Adventure Never Ends: A Tabletop Saga

Adventure Never Ends: A Tabletop Saga

Character:Self

Release Date:11/04/2023

Carmen Sandiego: To Steal or Not to Steal

Carmen Sandiego: To Steal or Not to Steal

Character:Professor Maelstrom / Diplomat / Guard 2 (voice)

Release Date:10/03/2020

LEGO Marvel Super Heroes: Black Panther - Trouble in Wakanda

LEGO Marvel Super Heroes: Black Panther - Trouble in Wakanda

Character:Doctor Strange (voice)

Release Date:04/06/2018

Ginger & Snapper

Ginger & Snapper

Character:Snapper (voice)

Release Date:01/11/2016

Hulk: Where Monsters Dwell

Hulk: Where Monsters Dwell

Character:Doctor Strange (voice)

Release Date:21/10/2016

Everstar

Everstar

Character:Paxley (voice)

Release Date:05/11/2015

The Phoenix Incident

The Phoenix Incident

Character:Jacob Reynolds

Release Date:16/06/2015

Star Wars Rebels: Spark of Rebellion

Star Wars Rebels: Spark of Rebellion

Character:Yogar Lyste/ Morad Sumar/ Vendor 1

Release Date:03/10/2014

Iron Man & Captain America: Heroes United

Iron Man & Captain America: Heroes United

Character:The Red Skull (voice)

Release Date:29/07/2014

JLA Adventures: Trapped in Time

JLA Adventures: Trapped in Time

Character:Aquaman / Batwing Computer (voice)

Release Date:21/01/2014

Iron Man & Hulk: Heroes United

Iron Man & Hulk: Heroes United

Character:The Red Skull (voice)

Release Date:03/12/2013

Phineas and Ferb: Mission Marvel

Phineas and Ferb: Mission Marvel

Character:Red Skull (voice)

Release Date:16/08/2013

Mafia II

Mafia II

Character:Brian O'Neill

Release Date:24/08/2010

Planet Hulk

Planet Hulk

Character:Hiroim (voice)

Release Date:02/02/2010

Wolverine and the X-Men: Fate of the Future

Wolverine and the X-Men: Fate of the Future

Character:Kurt Wagner / Nightcrawler (voice) (archive footage)

Release Date:01/02/2010

Afro Samurai: Resurrection

Afro Samurai: Resurrection

Character:Shichogoro (voice)

Release Date:16/10/2009

Adventures in Voice Acting

Adventures in Voice Acting

Character:Self

Release Date:03/07/2008

Brave Story

Brave Story

Character:Ishioka Young Bishop (English version, voice)

Release Date:22/05/2006

Television Appearances

The Mighty Nein

The Mighty Nein

Character:Caleb (voice)

LEGO Marvel Avengers: Strange Tails

LEGO Marvel Avengers: Strange Tails

Character:Doctor Strange (voice) / Red Skull (voice)

Dispatch

Dispatch

Character:Lightningstruck (voice)

Age of Umbra

Age of Umbra

Character:Skreev

Daggerheart

Daggerheart

Character:Xarlo Grandall

MOONWARD

MOONWARD

Character:Walden Orlock

Fireside Chat

Fireside Chat

Character:Self

Critical Role Abridged

Critical Role Abridged

Character:Orym

Critical Role Cooldown

Critical Role Cooldown

Character:Self

Candela Obscura

Candela Obscura

Character:Cosmo Grimm

Candela Obscura

Candela Obscura

Character:Game Master

Star Wars: Young Jedi Adventures

Star Wars: Young Jedi Adventures

Character:Master Estala Maru (voice)

Star Wars: Young Jedi Adventures

Star Wars: Young Jedi Adventures

Character:Onderrs (voice)

Dirty Laundry

Dirty Laundry

Character:Self - Guest

4-Sided Dive

4-Sided Dive

Character:Self

The Legend of Vox Machina

The Legend of Vox Machina

Character:Vax'ildan (voice)

Exandria Unlimited

Exandria Unlimited

Character:Orym, of the Air Ashari

Exandria Unlimited

Exandria Unlimited

Character:Erro Mordaurum

Star Wars: The Bad Batch

Star Wars: The Bad Batch

Character:Bolo / Tactical Droid (voice)

Star Wars: The Bad Batch

Star Wars: The Bad Batch

Character:Bolo / Captured Falleen / Raney (voice)

Star Wars: The Bad Batch

Star Wars: The Bad Batch

Character:Bolo / Scrapper (voice)

Star Wars: The Bad Batch

Star Wars: The Bad Batch

Character:Bolo (voice)

Star Wars: The Bad Batch

Star Wars: The Bad Batch

Character:Bolo / Pyke (voice)

Star Wars: The Bad Batch

Star Wars: The Bad Batch

Character:Bartender Droid / Stormtrooper #1 / Stormtrooper #3 (voice)

Star Wars: The Bad Batch

Star Wars: The Bad Batch

Character:Devaronian Captain / Pyke (voice)

DOTA: Dragon's Blood

DOTA: Dragon's Blood

Character:Nikdo / Bandit #1 / Bandit #4 (voice)

Crit Recap Animated

Crit Recap Animated

Character:Caleb Widowgast (voice)

Crit Recap Animated

Crit Recap Animated

Character:Orym, of the Air Ashari (voice)

Narrative Telephone

Narrative Telephone

Character:Self

Narrative Telephone

Narrative Telephone

Character:Self - Storyteller

Um, Actually...

Um, Actually...

Character:Self - Contestant

Between the Sheets

Between the Sheets

Character:Self

Critical Role: The Mighty Nein

Critical Role: The Mighty Nein

Character:Caleb Widogast

Sagas of Sundry

Sagas of Sundry

Character:Emmett Markham

CelebriD&D

CelebriD&D

Character:Vax'ildan

Critical Role

Critical Role

Character:Orym, of the Air Ashari

Critical Role

Critical Role

Character:Vax'ildan Vessar

Critical Role

Critical Role

Character:Caleb Widogast

Critical Role

Critical Role

Character:Halandil "Hal" Fang

Star Wars Rebels

Star Wars Rebels

Character:Commander (voice)

Star Wars Rebels

Star Wars Rebels

Character:Lt. Lyste / Stormtrooper Squad Leader (voice)

Star Wars Rebels

Star Wars Rebels

Character:Lt. Lyste / Morad Sumar (voice)

Star Wars Rebels

Star Wars Rebels

Character:Deck Officer / Imperial Tech / Lieutenant Lyste (voice)

Marvel's Avengers

Marvel's Avengers

Character:Doctor Strange (voice)

Marvel's Avengers

Marvel's Avengers

Character:Red Skull / Commuter (voice)

Marvel's Avengers

Marvel's Avengers

Character:Red Skull (voice)

Sofia the First

Sofia the First

Character:Boswell (voice)

Game On!

Game On!

Character:Self - Guest

G.I. Joe: Renegades

G.I. Joe: Renegades

Character:Captain Anatoly Krimov/Red Star/German CEO (voice)

Regular Show

Regular Show

Character:Tango (voice)

Wolverine and the X-Men

Wolverine and the X-Men

Character:Kurt Wagner (voice)

Phineas and Ferb

Phineas and Ferb

Character:Red Skull (voice)

Descendants of Darkness

Descendants of Darkness

Character:(voice)

Images

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